{"id":"CVE-2026-92984","published":"2026-09-17T15:17:01.690","lastModified":"2026-09-22T20:53:07.383","description":"HUBzero CMS through 2.2.32 accepts session identifiers from query strings and request variables instead of cookies alone, allowing unauthenticated attackers to fixate victim sessions. Attackers can obtain a valid session identifier, send victims a crafted link containing it, and replay the identifier after the victim authenticates to hijack their account and access.","cvssScore":8.1,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","cwes":["CWE-384"],"vendors":[],"products":[],"references":[{"url":"https://github.com/hubzero/hubzero-cms","tags":[]},{"url":"https://github.com/hubzero/hubzero-cms/blob/v2.2.32/core/libraries/Hubzero/Session/Manager.php#L123-L132","tags":[]},{"url":"https://github.com/hubzero/hubzero-cms/commit/e60e8ebee5e1d38b1db1fc41bd9164b265b24356","tags":[]},{"url":"https://www.vulncheck.com/advisories/hubzero-cms-through-2.2.32-session-fixation-via-query-string-session-identifier","tags":[]}],"exploitRefs":[{"url":"https://github.com/hubzero/hubzero-cms","tags":[]},{"url":"https://github.com/hubzero/hubzero-cms/blob/v2.2.32/core/libraries/Hubzero/Session/Manager.php#L123-L132","tags":[]},{"url":"https://github.com/hubzero/hubzero-cms/commit/e60e8ebee5e1d38b1db1fc41bd9164b265b24356","tags":[]}],"hasPoc":true,"ai":null}