{"id":"CVE-2026-66092","published":"2026-10-29T02:16:53.057","lastModified":"2026-10-29T04:18:40.240","description":"In openEQUELLA before 2026.2, the pre-login notice is stored as HTML and rendered on the legacy logon page without encoding or sanitisation. A user holding the EDIT_SYSTEM_SETTINGS permission can set a notice containing an arbitrary script (PUT /api/preloginnotice), resulting in stored cross-site scripting on the login page. Unauthenticated exploitation is possible where EDIT_SYSTEM_SETTINGS has been granted to the guest user or Everyone","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-79"],"vendors":[],"products":[],"references":[{"url":"https://github.com/openequella/openEQUELLA/security/advisories/GHSA-9jhj-7h37-3j2c","tags":[]},{"url":"https://openequella.github.io/guides/","tags":[]}],"exploitRefs":[{"url":"https://github.com/openequella/openEQUELLA/security/advisories/GHSA-9jhj-7h37-3j2c","tags":[]}],"hasPoc":true,"ai":null}