{"id":"CVE-2022-26138","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-26138","generatedAt":"2026-10-31T12:57:43.734Z","title":"Atlassian Questions For Confluence App Hard-coded Credentials Vulnerability","description":"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":"2022-07-20T18:15:09.000Z","lastModified":"2026-06-17T04:34:46.000Z","status":"Analyzed","sourceIdentifier":"security@atlassian.com","cvss":{"version":"3.1","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"},"cwe":["CWE-798"],"affected":["atlassian/questions for confluence"],"epss":{"score":0.98241,"percentile":0.99916,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2022-07-29","dueDate":"2022-08-19","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://confluence.atlassian.com/doc/questions-for-confluence-security-advisory-2022-07-20-1142446709.html;  https://nvd.nist.gov/vuln/detail/CVE-2022-26138"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 19 August 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html","tags":["Vendor Advisory"],"source":"security@atlassian.com"},{"url":"https://jira.atlassian.com/browse/CONFSERVER-79483","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"security@atlassian.com"},{"url":"https://confluence.atlassian.com/doc/confluence-security-advisory-2022-07-20-1142446709.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://jira.atlassian.com/browse/CONFSERVER-79483","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26138","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-26138","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}