{"id":"CVE-2026-105861","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-105861","generatedAt":"2026-10-28T07:42:04.753Z","title":"In versions after 3.0.0 and before 3.90.0, authenticated external URL-based upload retrieval can forward authentication data to a redirected destination that was not verified as trusted, potentially exposing a valid session to an unintended recipient.","description":"Payload is a free and open source headless content management system. In versions after 3.0.0 and before 3.90.0, authenticated external URL-based upload retrieval can forward authentication data to a redirected destination that was not verified as trusted, potentially exposing a valid session to an unintended recipient. This issue is fixed in version 3.90.0.","published":"2026-10-06T17:17:22.000Z","lastModified":"2026-10-15T00:09:43.000Z","status":"Analyzed","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"4.0","score":7.2,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-200","CWE-346"],"affected":["payloadcms/payload"],"epss":{"score":0.00133,"percentile":0.02841,"date":"2026-10-27","history":[{"date":"2026-10-07","score":0.00185,"percentile":0.07422}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-06T17:17:22.000Z","detail":{"score":"7.2","severity":"HIGH","publishedAt":"2026-10-06T17:17:22.277Z"},"summary":"New CVE, high severity (CVSS 7.2)."}],"references":[{"url":"https://github.com/payloadcms/payload/commit/ba5cf6ae20d27a2c15106cb37466419031f86e6d","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/payloadcms/payload/releases/tag/v3.90.0","tags":["Patch","Release Notes"],"source":"security-advisories@github.com"},{"url":"https://github.com/payloadcms/payload/security/advisories/GHSA-pj5h-5q6c-3pfx","tags":["Vendor Advisory"],"source":"security-advisories@github.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-105861","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."}