{"id":"CVE-2026-105854","aliases":["GHSA-2g7p-5934-q4w7"],"url":"https://o3.security/vulnerability/CVE-2026-105854","summary":"Payload: ReDoS in Multipart Content-Type Validation","details":"Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, a malformed multipart request body can cause multipart Content-Type processing to take an extremely long time, resulting in uncontrolled resource consumption. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.","published":"2026-10-06T16:17:30.893Z","modified":"2026-10-16T02:47:41.909112273Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"payload","fixedVersion":"3.90.0"},{"ecosystem":"npm","name":"payload","fixedVersion":"4.0.0-canary.34"}],"fix":{"url":"https://github.com/payloadcms/payload/commit/0084bd51fb7742b26a88431bb84cb1696857e6dc","label":"payloadcms/payload@0084bd5"},"references":[{"type":"WEB","url":"https://github.com/payloadcms/payload/releases/tag/v3.90.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105854.json"},{"type":"ADVISORY","url":"https://github.com/payloadcms/payload/security/advisories/GHSA-2g7p-5934-q4w7"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105854"},{"type":"FIX","url":"https://github.com/payloadcms/payload/commit/0084bd51fb7742b26a88431bb84cb1696857e6dc"},{"type":"PACKAGE","url":"https://github.com/payloadcms/payload"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-16T02:47:41.909112273Z"}}