{"id":"CVE-2022-26138","aliases":[],"url":"https://o3.security/vulnerability/CVE-2022-26138","summary":"The Atlassian Questions For Confluence app for Confluence Server and Data Center creates a Confluence user account in the confluence-users group with the username disabledsystemuser…","details":"The Atlassian Questions For Confluence app for Confluence Server and Data Center creates a Confluence user account in the confluence-users group with the username disabledsystemuser and a hardcoded password. A remote, unauthenticated attacker with knowledge of the hardcoded password could exploit this to log into Confluence and access all content accessible to users in the confluence-users group. This user account is created when installing versions 2.7.34, 2.7.35, and 3.0.2 of the app.","published":"2022-07-20T18:15:08.617","modified":"2026-06-17T04:34:46.187","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.9817,"percentile":0.99911,"asOf":"2026-09-08"},"cisaKev":null,"exploitsKnown":7,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html"},{"type":"FIX","url":"https://jira.atlassian.com/browse/CONFSERVER-79483"},{"type":"ADVISORY","url":"https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html"},{"type":"FIX","url":"https://jira.atlassian.com/browse/CONFSERVER-79483"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26138"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T04:34:46.187"}}