{"id":"CVE-2026-105846","summary":"Payload: Untrusted redirect URL parameter exploit","details":"Payload is a free and open source headless content management system. In versions from 3.40.0 before 3.88.0 and canary versions before 4.0.0-canary.27, an attacker can craft a redirect URL parameter that sends a guest user to an untrusted destination after the authentication flow completes. This issue is fixed in versions 3.88.0 and 4.0.0-canary.27.","aliases":["GHSA-w84c-53h3-mc2g"],"modified":"2026-10-07T02:47:36.822188309Z","published":"2026-10-06T16:01:30.370Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105846.json","unresolved_ranges":[{"extracted_events":[{"introduced":"4.0.0-canary.0"},{"fixed":"4.0.0-canary.27"},{"introduced":"4.0.0-canary.0"},{"fixed":"4.0.0-canary.27"}],"source":"AFFECTED_FIELD"}],"cna_assigner":"GitHub_M","cwe_ids":["CWE-601"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105846.json"},{"type":"FIX","url":"https://github.com/payloadcms/payload/commit/a742140ab4fca3160f7f83e9e7d996552ffc3b5a"},{"type":"WEB","url":"https://github.com/payloadcms/payload/releases/tag/v3.88.0"},{"type":"ADVISORY","url":"https://github.com/payloadcms/payload/security/advisories/GHSA-w84c-53h3-mc2g"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105846"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/payloadcms/payload","events":[{"introduced":"3670886bee5c758611ee55d9572a02fdb9591840"},{"fixed":"fea6f8a47a50ff1330d8a5071b43e7dcffb97b22"},{"introduced":"35e6cfbdfc24aedcfc2e53692226d91843cac91b"},{"fixed":"fea6f8a47a50ff1330d8a5071b43e7dcffb97b22"}],"database_specific":{"extracted_events":[{"introduced":"3.40.0"},{"fixed":"3.88.0"},{"introduced":"3.31.0"}],"source":"AFFECTED_FIELD"}}],"versions":["v3.87.1","v3.87.0","v3.86.0","v3.85.2","v3.85.1","v3.85.0","v3.84.1","v3.84.0","v3.83.0","v3.82.1","v3.82.0","v3.81.0","v3.80.0","v3.79.1","v3.79.0","v3.78.0","v3.77.0","v3.76.1","v3.76.0","v3.75.0","v3.74.0","v3.73.0","v3.72.0","v3.71.1","v3.71.0","v3.70.0","v3.69.0","v3.68.5","v3.68.4","v3.68.3","v3.68.2","v3.68.1","v3.68.0","v3.67.0","v3.66.0","v3.65.0","v3.64.0","v3.63.0","v3.62.0","v3.61.1","v3.61.0","v3.60.0","v3.59.1","v3.59.0","v3.58.0","v3.57.0","v3.56.0","v3.55.1","v3.55.0","v3.54.0","v3.50.0","v3.53.0","v3.52.0","v3.51.0","v3.49.1","v3.49.0","v3.48.0","v3.47.0","v3.46.0","v3.45.0","v3.44.0","v3.43.0","v3.42.0","v3.41.0","v3.40.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-105846.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}