Patchfirst

Vendor

Apache

41 of 232 Apache CVEs in Patchfirst (18%) are in of vulnerabilities exploited in the wild, 8 of them used by ransomware.

CVEs
232
In CISA KEV
4118%
Known ransomware use
8
Median days to KEV
503
from publication
Latest KEV listing
8 Oct 2026

Products

In KEVOther CVEs
  • Struts In KEV: 6 CVEs: 7
  • Tomcat In KEV: 6 CVEs: 7
  • HTTP Server In KEV: 4 CVEs: 4
  • ActiveMQ In KEV: 3 CVEs: 3
  • OFBiz In KEV: 3 CVEs: 3
  • Log4j2 In KEV: 2 CVEs: 2
  • Solr In KEV: 2 CVEs: 2
  • Struts 1 In KEV: 2 CVEs: 2
  • Airflow In KEV: 1 CVEs: 1
  • Airflow's Experimental API In KEV: 1 CVEs: 1

Top ATT&CK techniques

What attackers do with Apache CVEs

Counts are Apache CVEs linked to the technique. Each link’s provenance is on the CVE page.

Apache CVEs

Top 100 of 232 by priority
  1. CVE-2021-44228Apache Log4j2 Remote Code Execution Vulnerability
    Apache · Log4j2KEVRansomwarePublic exploitCritical · 10.0T1608.001Upload MalwareT1190Exploit Public-Facing Application+3 more · 10 reports
    >99.9%Top 0.01%
    90.0priority
  2. CVE-2016-3088Apache ActiveMQ Improper Input Validation Vulnerability
    Apache · ActiveMQKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter2 reports
    98.5%Top 0.08%
    86.0priority
  3. CVE-2021-45046Apache Log4j2 Deserialization of Untrusted Data Vulnerability
    Apache · Log4j2KEVRansomwarePublic exploitCritical · 9.0T1059Command and Scripting InterpreterT1486Data Encrypted for Impact2 reports
    >99.9%Top 0.02%
    85.4priority
  4. CVE-2021-42013Apache HTTP Server Path Traversal Vulnerability
    Apache · HTTP ServerKEVRansomwarePublic exploitCritical · 9.8T1059Command and Scripting InterpreterT1210Exploitation of Remote Services1 report
    >99.9%Top 0.02%
    83.7priority
  5. CVE-2018-11776Apache Struts Remote Code Execution Vulnerability
    Apache · StrutsKEVPublic exploitHigh · 8.1T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter+1 more · 1 report
    >99.9%Top 0.01%
    82.5priority
  6. CVE-2025-60021Apache bRPC: Remote command injection vulnerability in heap builtin service
    Apache Software Foundation · Apache bRPCPublic exploitCritical · 9.8
    25.5%Top 2%
    81.5priority
  7. CVE-2021-44832Apache Log4j2 vulnerable to RCE via JDBC Appender when attacker controls configuration
    Apache Software Foundation · Apache Log4j2Public exploitMedium · 6.6T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter1 report
    97.9%Top 0.09%
    81.5priority
  8. CVE-2021-45105Apache Log4j2 does not always protect from infinite recursion in lookup evaluation
    Apache Software Foundation · Apache Log4j2Public exploitMedium · 5.9T1190Exploit Public-Facing ApplicationT1499.004Application or System Exploitation1 report
    >99.9%Top 0.01%
    81.0priority
  9. CVE-2023-46604Apache ActiveMQ Deserialization of Untrusted Data Vulnerability
    Apache · ActiveMQKEVRansomwarePublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1059.004Unix Shell+1 more
    >99.9%Top 0.01%
    79.9priority
  10. CVE-2021-41773Apache HTTP Server Path Traversal Vulnerability
    Apache · HTTP ServerKEVRansomwarePublic exploitCritical · 9.8T1059Command and Scripting InterpreterT1210Exploitation of Remote Services
    >99.9%Top 0.01%
    79.9priority
  11. CVE-2017-5638Apache Struts Remote Code Execution Vulnerability
    Apache · StrutsKEVRansomwarePublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter+1 more
    >99.9%Top 0.01%
    79.9priority
  12. CVE-2021-40438Apache HTTP Server-Side Request Forgery (SSRF)
    Apache · ApacheKEVRansomwarePublic exploitCritical · 9.0T1190Exploit Public-Facing ApplicationT1090Proxy
    >99.9%Top 0.01%
    79.3priority
  13. CVE-2017-12615Apache Tomcat on Windows Remote Code Execution Vulnerability
    Apache · TomcatKEVRansomwarePublic exploitHigh · 8.1T1190Exploit Public-Facing ApplicationT1505.003Web Shell
    99.7%Top 0.05%
    78.7priority
  14. CVE-2017-9805Apache Struts Deserialization of Untrusted Data Vulnerability
    99.4%Top 0.06%
    78.7priority
  15. CVE-2026-33453Apache Camel: CoAP URI Query Parameter to Exchange Header Injection in camel-coap Allows Single-Packet Pre-Auth Remote…
    Apache Software Foundation · Apache CamelPublic exploitCritical · 10.0
    9.2%Top 4.7%
    78.3priority
  16. CVE-2019-0211Apache HTTP Server Privilege Escalation Vulnerability
    Apache · HTTP ServerKEVPublic exploitHigh · 7.8T1068Exploitation for Privilege Escalation
    65.0%Top 0.75%
    78.3priority
  17. CVE-2025-54988Apache Tika PDF parser module: XXE vulnerability in PDFParser's handling of XFA
    Apache Software Foundation · Apache Tika PDF parser modulePublic exploitHigh · 8.4
    47.9%Top 1.1%
    76.3priority
  18. CVE-2026-34197Apache ActiveMQ Improper Input Validation Vulnerability
    98.3%Top 0.08%
    74.1priority
  19. CVE-2024-27348Apache HugeGraph-Server Improper Access Control Vulnerability
    Apache · HugeGraph-ServerKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter1 report
    99.2%Top 0.07%
    73.7priority
  20. CVE-2016-3081Apache Struts Command Injection Vulnerability
    96.5%Top 0.12%
    73.6priority
  21. CVE-2025-68493Apache Struts, Apache Struts: XXE vulnerability in outdated XWork component
    Apache Software Foundation · Apache StrutsPublic exploitHigh · 8.1
    50.4%Top 1.1%
    73.5priority
  22. CVE-2026-34486Apache Tomcat Missing Encryption of Sensitive Data Vulnerability
    Apache · TomcatKEVPublic exploitHigh · 7.5T1040Network SniffingT1557Adversary-in-the-Middle
    98.5%Top 0.08%
    73.2priority
  23. CVE-2016-15057Apache Continuum: Command injection leading to RCE
    Apache Software Foundation · Apache ContinuumPublic exploitCritical · 9.9
    3.9%Top 9.8%
    73.0priority
  24. CVE-2022-33891Apache Spark Command Injection Vulnerability
    Apache · SparkKEVPublic exploitHigh · 8.8T1190Exploit Public-Facing ApplicationT1059.004Unix Shell1 report
    93.2%Top 0.17%
    73.0priority
  25. CVE-2024-45216Apache Solr: Authentication bypass possible using a fake URL Path ending
    Apache Software Foundation · Apache SolrPublic exploitCritical · 9.8
    92.7%Top 0.17%
    72.5priority
  26. CVE-2017-12617Apache Tomcat Remote Code Execution Vulnerability
    Apache · TomcatKEVPublic exploitHigh · 8.1T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter+1 more · 1 report
    >99.9%Top 0.02%
    72.5priority
  27. CVE-2024-56337Apache Tomcat: RCE due to TOCTOU issue in JSP compilation - CVE-2024-50379 mitigation was incomplete
    Apache Software Foundation · Apache TomcatCritical · 9.8
    9.0%Top 4.7%
    72.3priority
  28. CVE-2026-40466Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Possible bypass of CVE-2026-34197 via HTTP discovery…
    Apache Software Foundation · Apache ActiveMQ BrokerPublic exploitHigh · 8.8
    4.8%Top 8.1%
    71.8priority
  29. CVE-2017-9798Apache httpd allows remote attackers to read secret data from process memory if the Limit directive can be set in a…
    Apache Software Foundation · Apache HTTP ServerPublic exploit
    95.0%Top 0.14%
    71.7priority
  30. CVE-2025-27817Apache Kafka Client: Arbitrary file read and SSRF vulnerability
    Apache Software Foundation · Apache Kafka ClientPublic exploitHigh · 7.5
    68.8%Top 0.66%
    71.2priority
  31. CVE-2026-44825Apache Solr: Enabling BasicAuth using bin/solr CLI configures additional insecure users
    Apache Software Foundation · Apache SolrPublic exploitHigh · 8.1
    3.9%Top 9.7%
    71.1priority
  32. CVE-2016-0736In Apache HTTP Server versions 2.4.0 to 2.4.23, mod_session_crypto was encrypting its data/cookie using the configured…
    Apache Software Foundation · Apache HTTP ServerPublic exploit
    49.0%Top 1.1%
    71.1priority
  33. CVE-2024-32114Apache ActiveMQ: Jolokia and REST API were not secured with default configuration
    Apache Software Foundation · Apache ActiveMQPublic exploitHigh · 8.5
    7.1%Top 5.7%
    70.5priority
  34. CVE-2025-24813Apache Tomcat Path Equivalence Vulnerability
    Apache · TomcatKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter+1 more
    99.9%Top 0.03%
    69.9priority
  35. CVE-2024-32113Apache OFBiz Path Traversal Vulnerability
    Apache · OFBizKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1005Data from Local System
    99.9%Top 0.03%
    69.9priority
  36. CVE-2020-13945In Apache APISIX, the user enabled the Admin API and deleted the Admin API access IP restriction rules
    Apache Software Foundation · Apache APISIXPublic exploit
    73.0%Top 0.55%
    69.9priority
  37. CVE-2020-13927Apache Airflow's Experimental API Authentication Bypass
    Apache · Airflow's Experimental APIKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter
    99.8%Top 0.04%
    69.9priority
  38. CVE-2013-2251Apache Struts Improper Input Validation Vulnerability
    >99.9%Top 0.01%
    69.9priority
  39. CVE-2024-38856Apache OFBiz Incorrect Authorization Vulnerability
    99.4%Top 0.06%
    69.8priority
  40. CVE-2023-33246Apache RocketMQ Command Execution Vulnerability
    Apache · RocketMQKEVPublic exploitCritical · 9.8T1608.001Upload MalwareT1190Exploit Public-Facing Application+1 more
    96.6%Top 0.12%
    69.8priority
  41. CVE-2023-27524Apache Superset Insecure Default Initialization of Resource Vulnerability
    Apache · SupersetKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1078Valid Accounts
    98.1%Top 0.09%
    69.8priority
  42. CVE-2022-24706Apache CouchDB Insecure Default Initialization of Resource Vulnerability
    Apache · CouchDBKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1078Valid Accounts
    92.5%Top 0.17%
    69.8priority
  43. CVE-2022-24112Apache APISIX Authentication Bypass Vulnerability
    96.1%Top 0.12%
    69.8priority
  44. CVE-2020-17530Apache Struts Remote Code Execution Vulnerability
    96.3%Top 0.12%
    69.8priority
  45. CVE-2020-1938Apache Tomcat Improper Privilege Management Vulnerability
    Apache · TomcatKEVPublic exploitCritical · 9.8T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter+1 more
    99.3%Top 0.06%
    69.8priority
  46. CVE-2017-9791Apache Struts 1 Improper Input Validation Vulnerability
    98.9%Top 0.07%
    69.8priority
  47. CVE-2016-4437Apache Shiro Code Execution Vulnerability
    93.0%Top 0.17%
    69.8priority
  48. CVE-2012-0391Apache Struts 2 Improper Input Validation Vulnerability
    75.6%Top 0.48%
    69.8priority
  49. CVE-2023-25690Apache HTTP Server: HTTP request splitting with mod_rewrite and mod_proxy
    Apache Software Foundation · Apache HTTP ServerPublic exploitCritical · 9.8
    84.5%Top 0.3%
    69.6priority
  50. CVE-2018-8033In Apache OFBiz 16.11.01 to 16.11.04, the OFBiz HTTP engine (org.apache.ofbiz.service.engine.HttpEngine.java) handles…
    Apache Software Foundation · Apache OFBizPublic exploit
    25.7%Top 2%
    69.6priority
  51. CVE-2024-38475Apache HTTP Server Improper Escaping of Output Vulnerability
    Apache · HTTP ServerKEVPublic exploitCritical · 9.1T1190Exploit Public-Facing ApplicationT1059Command and Scripting Interpreter+2 more
    >99.9%Top 0.02%
    69.4priority
  52. CVE-2024-53677Apache Struts: Mixing setters for uploaded files and normal fields can allow bypass file upload checks
    Apache Software Foundation · Apache StrutsPublic exploitCritical · 9.5
    72.4%Top 0.56%
    69.2priority
  53. CVE-2020-11978Apache Airflow Command Injection
    99.2%Top 0.07%
    69.1priority
  54. CVE-2020-1956Apache Kylin OS Command Injection Vulnerability
    97.4%Top 0.1%
    69.1priority
  55. CVE-2023-37582Apache RocketMQ: Possible remote code execution when using the update configuration function
    Apache Software Foundation · Apache RocketMQPublic exploitCritical · 9.8
    90.4%Top 0.2%
    68.7priority
  56. CVE-2024-45195Apache OFBiz Forced Browsing Vulnerability
    Apache · OFBizKEVPublic exploitHigh · 7.5T1133External Remote ServicesT1059Command and Scripting Interpreter+1 more
    >99.9%Top 0.02%
    68.2priority
  57. CVE-2020-17519Apache Flink Improper Access Control Vulnerability
    98.0%Top 0.09%
    68.2priority
  58. CVE-2019-17558Apache Solr VelocityResponseWriter Plug-In Remote Code Execution Vulnerability
    98.6%Top 0.08%
    68.2priority
  59. CVE-2021-4104Deserialization of untrusted data in JMSAppender in Apache Log4j 1.2
    Apache Software Foundation · Apache Log4j 1.xPublic exploitHigh · 7.5
    80.6%Top 0.38%
    68.1priority
  60. CVE-2006-1547Apache Struts 1 ActionForm Denial-of-Service Vulnerability
    54.6%Top 0.98%
    68.1priority
  61. CVE-2023-50386Apache Solr: Backup/Restore APIs allow for deployment of executables in malicious ConfigSets
    Apache Software Foundation · Apache SolrPublic exploitHigh · 8.8
    83.7%Top 0.31%
    68.0priority
  62. CVE-2019-0193Apache Solr DataImportHandler Code Injection Vulnerability
    83.5%Top 0.31%
    68.0priority
  63. CVE-2023-25194Apache Kafka Connect API: Possible RCE/Denial of service attack via SASL JAAS JndiLoginModule configuration using…
    Apache Software Foundation · Apache Kafka Connect APIPublic exploitHigh · 8.8
    95.8%Top 0.13%
    67.7priority
  64. CVE-2024-36104Apache OFBiz: Path traversal leading to a RCE
    Apache Software Foundation · Apache OFBizPublic exploitCritical · 9.1
    87.9%Top 0.24%
    66.3priority
  65. CVE-2024-45507Apache OFBiz: Prevent use of URLs in files when loading them from Java or Groovy, leading to a RCE
    Apache Software Foundation · Apache OFBizPublic exploitHigh · 8.8
    96.4%Top 0.12%
    66.1priority
  66. CVE-2025-27636Apache Camel: Camel Message Header Injection via Improper Filtering
    Apache Software Foundation · Apache CamelPublic exploitMedium · 5.6
    97.1%Top 0.11%
    65.8priority
  67. CVE-2025-29891Apache Camel: Camel Message Header Injection through request parameters
    Apache Software Foundation · Apache CamelPublic exploitMedium · 4.8
    76.1%Top 0.47%
    65.0priority
  68. CVE-2021-30128Unsafe deserialization in Apache OFBiz
    Apache Software Foundation · Apache OFBizPublic exploit
    81.2%Top 0.37%
    64.9priority
  69. CVE-2018-11770From version 1.3.0 onward, Apache Spark's standalone master exposes a REST API for job submission, in addition to the…
    Apache Software Foundation · Apache SparkPublic exploit
    65.8%Top 0.73%
    64.9priority
  70. CVE-2016-8735Apache Tomcat Remote Code Execution Vulnerability
    90.3%Top 0.2%
    64.8priority
  71. CVE-2022-47501Apache OFBiz: Arbitrary file reading vulnerability
    Apache Software Foundation · Apache OFBizPublic exploitHigh · 7.5
    10.2%Top 4.3%
    64.4priority
  72. CVE-2023-37941Apache Superset: Metadata db write access can lead to remote code execution
    Apache Software Foundation · Apache SupersetPublic exploitMedium · 6.6
    35.5%Top 1.6%
    64.3priority
  73. CVE-2022-42889Apache Commons Text prior to 1.10.0 allows RCE when applied to untrusted input due to insecure interpolation defaults
    Apache Software Foundation · Apache Commons TextPublic exploit
    99.9%Top 0.03%
    63.0priority
  74. CVE-2023-50164Apache Struts: File upload component had a directory traversal vulnerability
    Apache Software Foundation · Apache StrutsPublic exploit
    80.8%Top 0.37%
    62.9priority
  75. CVE-2023-39265Apache Superset: Possible Unauthorized Registration of SQLite Database Connections
    Apache Software Foundation · Apache SupersetPublic exploitLow · 3.8
    86.0%Top 0.27%
    62.6priority
  76. CVE-2023-26464Apache Log4j 1.x (EOL) allows DoS in Chainsaw and SocketAppender
    Apache Software Foundation · Apache Log4jHigh · 7.5
    1.9%Top 20%
    62.3priority
  77. CVE-2017-12635Due to differences in the Erlang-based JSON parser and JavaScript-based JSON parser, it is possible in Apache CouchDB…
    Apache Software Foundation · Apache CouchDBPublic exploit
    99.8%Top 0.04%
    62.3priority
  78. CVE-2023-51467Apache OFBiz: Pre-authentication Remote Code Execution (RCE) vulnerability
    Apache Software Foundation · Apache OFBizPublic exploit
    96.0%Top 0.12%
    62.2priority
  79. CVE-2021-31805Forced OGNL evaluation, when evaluated on raw not validated user input in tag attributes, may lead to RCE.
    Apache Software Foundation · Apache StrutsPublic exploit
    85.4%Top 0.28%
    62.0priority
  80. CVE-2017-12611In Apache Struts 2.0.0 through 2.3.33 and 2.5 through 2.5.10.1, using an unintentional expression in a Freemarker tag…
    Apache Software Foundation · Apache StrutsPublic exploit
    87.1%Top 0.25%
    61.9priority
  81. CVE-2021-25646Authenticated users can override system configurations in their requests which allows them to execute arbitrary code.
    Apache Software Foundation · Apache DruidPublic exploit
    99.1%Top 0.07%
    61.8priority
  82. CVE-2017-15715In Apache httpd 2.4.0 to 2.4.29, the expression specified in <FilesMatch> could match '$' to a newline character in a…
    Apache Software Foundation · Apache HTTP ServerPublic exploit
    85.5%Top 0.28%
    61.5priority
  83. CVE-2018-1335From Apache Tika versions 1.7 to 1.17, clients could send carefully crafted headers to tika-server that could be used…
    Apache Software Foundation · Apache TikaPublic exploit
    93.6%Top 0.16%
    61.1priority
  84. CVE-2018-8007Apache CouchDB administrative users can configure the database server via HTTP(S)
    Apache Software Foundation · Apache CouchDB
    12.2%Top 3.8%
    61.0priority
  85. CVE-2021-26295RCE vulnerability in latest Apache OFBiz due to Java serialisation using RMI
    Apache Software Foundation · Apache OFBizPublic exploit
    97.8%Top 0.09%
    60.7priority
  86. CVE-2020-9480In Apache Spark 2.4.5 and earlier, a standalone resource manager's master may be configured to require authentication…
    Apache Software Foundation · Apache SparkPublic exploit
    29.4%Top 1.8%
    60.7priority
  87. CVE-2022-24288Apache Airflow: RCE in example DAGs
    Apache Software Foundation · Apache AirflowPublic exploit
    77.9%Top 0.43%
    60.6priority
  88. CVE-2020-13942Remote Code Execution in Apache Unomi
    Apache Software Foundation · Apache UnomiPublic exploit
    68.3%Top 0.67%
    60.5priority
  89. CVE-2023-47248PyArrow, PyArrow: Arbitrary code execution when loading a malicious data file
    Apache Software Foundation · PyArrowPublic exploit
    14.5%Top 3.4%
    60.4priority
  90. CVE-2021-37580Apache ShenYu Admin bypass JWT authentication
    Apache Software Foundation · Apache ShenYu AdminPublic exploit
    42.1%Top 1.3%
    60.4priority
  91. CVE-2019-17564Unsafe deserialization occurs within a Dubbo application which has HTTP remoting enabled
    Apache · Apache DubboPublic exploit
    36.5%Top 1.5%
    60.4priority
  92. CVE-2023-49070Pre-auth RCE in Apache Ofbiz 18.12.09 due to XML-RPC still present
    Apache Software Foundation · Apache OFBizPublic exploit
    95.4%Top 0.13%
    60.0priority
  93. CVE-2021-27850Bypass of the fix for CVE-2019-0195
    Apache Software Foundation · Apache TapestryPublic exploit
    93.6%Top 0.16%
    60.0priority
  94. CVE-2020-1943Data sent with contentId to /control/stream is not sanitized, allowing XSS attacks in Apache OFBiz 16.11.01 to 16.11.07
    Apache · Apache OFBizPublic exploit
    97.3%Top 0.1%
    60.0priority
  95. CVE-2019-0232When running on Windows with enableCmdLineArguments enabled, the CGI Servlet in Apache Tomcat 9.0.0.M1 to 9.0.17…
    Apache · TomcatPublic exploit
    99.9%Top 0.03%
    60.0priority
  96. CVE-2018-11759The Apache Web Server (httpd) specific code that normalised the requested path before matching it to the URI-worker…
    Apache Software Foundation · Apache Tomcat ConnectorsPublic exploit
    90.6%Top 0.2%
    60.0priority
  97. CVE-2022-34305XSS in examples web application
    Apache Software Foundation · Apache TomcatPublic exploit
    6.7%Top 6.1%
    59.9priority
  98. CVE-2021-36749Apache Druid: The HTTP inputSource allows authenticated users to read data from other sources than intended…
    Apache Software Foundation · Apache DruidPublic exploit
    80.9%Top 0.37%
    59.9priority
  99. CVE-2019-0192In Apache Solr versions 5.0.0 to 5.5.5 and 6.0.0 to 6.6.5, the Config API allows to configure the JMX server via an…
    Apache Software Foundation · Apache SolrPublic exploit
    78.2%Top 0.42%
    59.9priority
  100. CVE-2023-50968Apache OFBiz: Arbitrary file properties reading and SSRF attack
    Apache Software Foundation · Apache OFBizPublic exploit
    63.4%Top 0.79%
    59.8priority
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