{"id":"CVE-2026-105868","title":"Payload is a free and open source headless content management system","summary":"Payload is a free and open source headless content management system. In versions before 3.90.0 and canary versions before 4.0.0-canary.34, local upload configurations that accept XML files can store an XML file and stylesheet that execu…","severity":"high","cvss":8.6,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","cwe":["CWE-434"],"vendor":"payloadcms","product":"payload","affected":["payload < 3.90.0","payload >= 4.0.0-canary.0, < 4.0.0-canary.34"],"published":"2026-10-06","updated":"2026-10-06","sourceUpdated":"2026-10-06T17:17:23.283","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-105868","references":[{"url":"https://github.com/payloadcms/payload/commit/a8c3a8e8e2680c96ec4f66f5b3854c5df6c35adf","label":"security-advisories@github.com"},{"url":"https://github.com/payloadcms/payload/releases/tag/v3.90.0","label":"security-advisories@github.com"},{"url":"https://github.com/payloadcms/payload/security/advisories/GHSA-9qpg-3cf8-w33x","label":"security-advisories@github.com"}],"tags":["nvd","cve.org"],"cvssSource":"cna","ingestedAt":"2026-10-06T17:09:22.187Z","slug":"CVE-2026-105868","body":"## Overview\n\nPayload is a free and open source headless content management system. In versions before 3.90.0 and canary versions before 4.0.0-canary.34, local upload configurations that accept XML files can store an XML file and stylesheet that execute JavaScript in the Payload origin when a logged-in user opens the file. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":47.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}