{"id":"CVE-2019-3398","published":"2019-04-18T18:29:00Z","modified":"2026-06-17T02:35:05Z","title":"Atlassian Confluence Server and Data Center Path Traversal Vulnerability","vendor":"Atlassian","product":"Confluence Server and Data Center","tier":"core","eol":null,"description":{"text":"Confluence Server and Data Center had a path traversal vulnerability in the downloadallattachments resource. A remote attacker who has permission to add attachments to pages and / or blogs or to create a new space or a personal space or who has 'Admin' permissions for a space can exploit this path traversal vulnerability to write files to arbitrary locations which can lead to remote code execution on systems that run a vulnerable version of Confluence Server or Data Center. All versions of Confluence Server from 2.0.0 before 6.6.13 (the fixed version for 6.6.x), from 6.7.0 before 6.12.4 (the fixed version for 6.12.x), from 6.13.0 before 6.13.4 (the fixed version for 6.13.x), from 6.14.0 before 6.14.3 (the fixed version for 6.14.x), and from 6.15.0 before 6.15.2 are affected by this vulnerability.","provenance":"source","from":"NVD"},"summary":{"text":"A path traversal flaw in the downloadallattachments resource of Atlassian Confluence Server and Data Center allows files to be written to arbitrary locations on the server. An attacker with network access and low-privilege authentication, specifically permission to add attachments to pages or blogs, create spaces, or hold Admin rights on a space, can exploit it to achieve remote code execution on vulnerable Confluence instances.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-31T04:54:10Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.97028,"percentile":0.9989,"date":"2026-10-30","provenance":"source"},"kev":{"dateAdded":"2021-11-03","dueDate":"2022-05-03","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2019-3398","provenance":"source"},"vulncheckKev":{"dateAdded":"2021-11-03","exploitedFirstSeen":"2021-11-03","ransomware":false,"evidence":[{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2021-11-03"}],"evidenceTotal":1,"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-22","name":"Improper Limitation of a Pathname to a Restricted Directory"}],"references":[{"url":"http://packetstormsecurity.com/files/152616/Confluence-Server-Data-Center-Path-Traversal.html","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/155235/Atlassian-Confluence-6.15.1-Directory-Traversal.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/155245/Atlassian-Confluence-6.15.1-Directory-Traversal.html","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/108067","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://jira.atlassian.com/browse/CONFSERVER-58102","tags":["Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://seclists.org/bugtraq/2019/Apr/33","tags":["Mailing List","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/152616/Confluence-Server-Data-Center-Path-Traversal.html","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/155235/Atlassian-Confluence-6.15.1-Directory-Traversal.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/155245/Atlassian-Confluence-6.15.1-Directory-Traversal.html","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/108067","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://jira.atlassian.com/browse/CONFSERVER-58102","tags":["Issue Tracking","Patch","Vendor Advisory"]},{"url":"https://seclists.org/bugtraq/2019/Apr/33","tags":["Mailing List","Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-3398","tags":["US Government Resource"]}],"techniques":[{"id":"T1202","name":"Indirect Command Execution","tactics":["stealth"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Directory Traversal (Relative and Absolute)","mappingType":"exploitation_technique","evidence":[],"comment":"CVE-2019-3398 is a path traversal vulnerability in Atlassian Confluence Server and Data Center that allows an authenticated attacker to write files to arbitrary locations, potentially leading to remote code execution","confidence":"high"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"source","basis":"ctid-kev","bases":["ctid-kev"],"basisDetail":"CTID Mappings Explorer KEV 07/28/2025 (ATT&CK 16.1); capability: Directory Traversal (Relative and Absolute)","mappingType":"primary_impact","evidence":[],"comment":"CVE-2019-3398 is a path traversal vulnerability in Atlassian Confluence Server and Data Center that allows an authenticated attacker to write files to arbitrary locations, potentially leading to remote code execution","confidence":"high"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2019-13037","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-13037","exploited":true,"exploitedSince":"2021-11-03","provenance":"source"},"exploits":[{"id":47621,"url":"https://www.exploit-db.com/exploits/47621","title":"Atlassian Confluence 6.15.1 - Directory Traversal","type":"webapps","platform":"jsp","date":"2019-11-12","verified":false,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":1,"earliest":"2019-11-12"},"pocGithub":{"count":1,"skipped":1,"earliest":"2019-04-20","earliestUrl":"https://github.com/superevr/cve-2019-3398","repos":[{"name":"superevr/cve-2019-3398","url":"https://github.com/superevr/cve-2019-3398","stars":15,"created":"2019-04-20"}]},"nuclei":[{"id":"CVE-2019-3398","name":"Atlassian Confluence Download Attachments - Remote Code Execution","severity":"high","path":"http/cves/2019/CVE-2019-3398.yaml","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-3398.yaml"}],"first":{"date":"2019-04-20","source":"PoC-in-GitHub","url":"https://github.com/superevr/cve-2019-3398"},"provenance":"source"},"detections":{"cveRules":[{"title":"Confluence Exploitation CVE-2019-3398","id":"e9bc39ae-978a-4e49-91ab-5bd481fc668b","level":"critical","status":"test","path":"rules-emerging-threats/2019/Exploits/CVE-2019-3398/web_cve_2019_3398_confluence.yml","url":"https://github.com/SigmaHQ/sigma/blob/master/rules-emerging-threats/2019/Exploits/CVE-2019-3398/web_cve_2019_3398_confluence.yml","techniques":["T1190"]}]},"exploitRefs":["http://packetstormsecurity.com/files/155235/Atlassian-Confluence-6.15.1-Directory-Traversal.html","http://packetstormsecurity.com/files/152616/Confluence-Server-Data-Center-Path-Traversal.html","http://packetstormsecurity.com/files/155245/Atlassian-Confluence-6.15.1-Directory-Traversal.html"],"flow":[{"stage":"exploitation","techniques":["T1202"],"provenance":"source"},{"stage":"primary","techniques":["T1059"],"provenance":"source"}],"timeline":[{"date":"2019-04-18","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-3398","provenance":"source"},{"date":"2019-04-20","kind":"exploit-public","label":"First public exploit: PoC-in-GitHub; later: Exploit-DB 2019-11-12","url":"https://github.com/superevr/cve-2019-3398","provenance":"source"},{"date":"2021-11-03","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","provenance":"source"},{"date":"2021-11-03","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2021-11-03","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-13037","provenance":"source"}],"speed":{"daysToPublicExploit":2,"firstExploitFrom":"PoC-in-GitHub","daysToKev":930},"priority":{"score":69.1,"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 1823 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.98,"detail":"percentile 0.9989"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 NVD reference tagged Exploit; 1 Exploit-DB entry; 2 NVD exploit links; 1 PoC-in-GitHub repo; 1 nuclei template"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":6.16,"detail":"base score 8.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}