{"id":"CVE-2023-26360","published":"2023-03-23T20:15:15Z","modified":"2026-06-17T05:43:10Z","title":"Adobe ColdFusion Deserialization of Untrusted Data Vulnerability","vendor":"Adobe","product":"ColdFusion","tier":"core","eol":null,"description":{"text":"Adobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by an Improper Access Control vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.","provenance":"source","from":"NVD"},"summary":{"text":"The flaw is an Improper Access Control vulnerability in Adobe ColdFusion, affecting versions 2018 Update 15 and earlier and 2021 Update 5 and earlier. An attacker who can reach the affected ColdFusion instance over the network can achieve arbitrary code execution in the context of the current user, with no authentication or user interaction required.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:10:23Z"},"cvss":{"score":8.6,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","provenance":"source","from":"NVD"},"epss":{"score":0.97339,"percentile":0.99897,"date":"2026-10-29","provenance":"source"},"kev":{"dateAdded":"2023-03-15","dueDate":"2023-04-05","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html;  https://nvd.nist.gov/vuln/detail/CVE-2023-26360","provenance":"source"},"vulncheckKev":{"dateAdded":"2023-03-14","exploitedFirstSeen":"2023-03-14","ransomware":false,"evidence":[{"url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html","date":"2023-03-14"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2023-03-15"},{"url":"https://www.rapid7.com/blog/post/2023/03/21/etr-rapid7-observed-exploitation-of-adobe-coldfusion/","date":"2023-03-21"},{"url":"https://sosintel.co.uk/flash-alert-cves-of-note-being-exploited-in-the-wild/","date":"2023-07-26"},{"url":"https://information.rapid7.com/rs/411-NAK-970/images/Rapid7-2023-Mid-Year-Threat-Review.pdf","date":"2023-08-17"},{"url":"https://www.fortiguard.com/outbreak-alert/adobe-coldfusion-code-execution","date":"2023-08-21"},{"url":"https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-339a","date":"2023-12-05"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2023-12-07&host_type=src&vulnerability=cve-2023-26360","date":"2023-12-07"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2023-12-08&host_type=src&vulnerability=cve-2023-26360","date":"2023-12-08"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2023-12-09&host_type=src&vulnerability=cve-2023-26360","date":"2023-12-09"}],"evidenceTotal":25,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-284","name":"Improper Access Control"}],"references":[{"url":"http://packetstormsecurity.com/files/172079/Adobe-ColdFusion-Unauthenticated-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html","tags":["Patch","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/172079/Adobe-ColdFusion-Unauthenticated-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html","tags":["Patch","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-26360","tags":["Third Party Advisory","US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"exploitation_technique","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1059.007","name":"JavaScript","tactics":["execution"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"primary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1003.001","name":"LSASS Memory","tactics":["credential-access"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"secondary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1036.005","name":"Match Legitimate Resource Name or Location","tactics":["stealth"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"secondary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1046","name":"Network Service Discovery","tactics":["discovery"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"secondary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1071.001","name":"Web Protocols","tactics":["command-and-control"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"secondary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1105","name":"Ingress Tool Transfer","tactics":["command-and-control"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"secondary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1484.001","name":"Group Policy Modification","tactics":["defense-impairment","privilege-escalation"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"secondary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"},{"id":"T1505.003","name":"Web Shell","tactics":["persistence"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Deserialization of Untrusted Data","mappingType":"secondary_impact","evidence":[],"comment":"This vulnerability gives an adversary access through exploitation of a public-facing server.","confidence":"high"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2023-30181","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-30181","exploited":true,"exploitedSince":"2023-03-15","provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":6,"skipped":0,"earliest":"2023-12-26","earliestUrl":"https://github.com/yosef0x01/CVE-2023-26360","repos":[{"name":"jakabakos/CVE-2023-26360-adobe-coldfusion-rce-exploit","url":"https://github.com/jakabakos/CVE-2023-26360-adobe-coldfusion-rce-exploit","stars":5,"created":"2024-05-14"},{"name":"yosef0x01/CVE-2023-26360","url":"https://github.com/yosef0x01/CVE-2023-26360","stars":4,"created":"2023-12-26"},{"name":"CuriousLearnerDev/ColdFusion_EXp","url":"https://github.com/CuriousLearnerDev/ColdFusion_EXp","stars":1,"created":"2024-09-03"},{"name":"H3rm1tR3b0rn/CVE-2023-26360-RCE","url":"https://github.com/H3rm1tR3b0rn/CVE-2023-26360-RCE","stars":1,"created":"2025-10-28"},{"name":"joaoaugustom/Adobe_ColdFusion_RCE_Unauthenticated","url":"https://github.com/joaoaugustom/Adobe_ColdFusion_RCE_Unauthenticated","stars":1,"created":"2026-05-16"}]},"metasploit":[{"name":"Adobe ColdFusion Unauthenticated Remote Code Execution","module":"exploit/multi/http/adobe_coldfusion_rce_cve_2023_26360","type":"exploit","disclosureDate":"2023-03-14","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/adobe_coldfusion_rce_cve_2023_26360.rb"},{"name":"Adobe ColdFusion Unauthenticated Arbitrary File Read","module":"auxiliary/gather/adobe_coldfusion_fileread_cve_2023_26360","type":"auxiliary","disclosureDate":null,"url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/gather/adobe_coldfusion_fileread_cve_2023_26360.rb"}],"nuclei":[{"id":"CVE-2023-26360","name":"Adobe ColdFusion - Local File Read","severity":"high","path":"http/cves/2023/CVE-2023-26360.yaml","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-26360.yaml"}],"first":{"date":"2023-03-14","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/adobe_coldfusion_rce_cve_2023_26360.rb"},"provenance":"source"},"exploitRefs":["http://packetstormsecurity.com/files/172079/Adobe-ColdFusion-Unauthenticated-Remote-Code-Execution.html"],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"source"},{"stage":"primary","techniques":["T1059.007"],"provenance":"source"},{"stage":"secondary","techniques":["T1505.003","T1484.001","T1036.005","T1003.001","T1046","T1071.001","T1105"],"provenance":"source"}],"timeline":[{"date":"2023-03-14","kind":"exploit-public","label":"First public exploit: Metasploit; later: PoC-in-GitHub 2023-12-26","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/adobe_coldfusion_rce_cve_2023_26360.rb","provenance":"source"},{"date":"2023-03-14","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html","provenance":"source"},{"date":"2023-03-15","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2023-03-15","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-30181","provenance":"source"},{"date":"2023-03-23","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26360","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":"Metasploit","daysToKev":null},"priority":{"score":69.0,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in CISA KEV and VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 1325 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.98,"detail":"percentile 0.9990"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 NVD reference tagged Exploit; 6 PoC-in-GitHub repos; 2 Metasploit modules; 1 nuclei template"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":6.02,"detail":"base score 8.6"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]},"lineage":{"familyId":"fam-class-adobe-coldfusion-cwe-284"}}