{"schema":"threatline.record/2","record":{"id":"CVE-2026-105854","aliases":["GHSA-2g7p-5934-q4w7"],"summary":"Payload: ReDoS in Multipart Content-Type Validation","details":"## Impact\nA malformed multipart request body could take an extremely long time to finish.\n\n## Patches\nUsers should upgrade Payload packages to `>= 3.90.0` or `>= 4.0.0-canary.34`.","categories":["Libraries & packages"],"product":"payload","vendor":"payloadcms","ecosystem":"npm","affected_ranges":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:18:27Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"payload"},"range":">= 3.0.0, < 3.90.0"},{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:18:27Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"payload"},"range":">= 4.0.0-canary.0, < 4.0.0-canary.34"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-105854","source_modified_at":"2026-10-06T17:30:01.567Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"payload","vendor":"payloadcms","versions":[{"version":">= 3.0.0, < 3.90.0","status":"affected"},{"version":">= 4.0.0-canary.0, < 4.0.0-canary.34","status":"affected"}],"defaultStatus":null},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:30:04.322365368Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"payload","ecosystem":"npm","purl":"pkg:npm/payload"},"ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.90.0"}]}],"versions":[]},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:30:04.322365368Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"payload","ecosystem":"npm","purl":"pkg:npm/payload"},"ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0-canary.0"},{"fixed":"4.0.0-canary.34"}]}],"versions":[]}],"fixed_versions":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:18:27Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"payload"},"version":"3.90.0"},{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:18:27Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"payload"},"version":"4.0.0-canary.34"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:30:04.322365368Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"payload","ecosystem":"npm","purl":"pkg:npm/payload"},"version":"3.90.0"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-2g7p-5934-q4w7","source_modified_at":"2026-10-06T16:30:04.322365368Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"payload","ecosystem":"npm","purl":"pkg:npm/payload"},"version":"4.0.0-canary.34"}],"cvss":8.7,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00354,"percentile":0.27871,"score_date":"2026-10-23"},"published_at":"2026-10-06T16:17:30.893Z","modified_at":"2026-10-06T17:30:01.567Z","provenance":[{"source":"GitHub Advisory Database","url":"https://github.com/advisories/GHSA-2g7p-5934-q4w7","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-06T16:18:27Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-105854","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-06T17:30:01.567Z"},{"source":"OSV","url":"https://osv.dev/vulnerability/GHSA-2g7p-5934-q4w7","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-06T16:30:04.322365368Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-105854","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["GitHub Advisory Database","CVE List","OSV","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/payloadcms/payload/security/advisories/GHSA-2g7p-5934-q4w7","tags":["x_refsource_CONFIRM"]},{"source":"CVE List","url":"https://github.com/payloadcms/payload/commit/0084bd51fb7742b26a88431bb84cb1696857e6dc","tags":["x_refsource_MISC"]},{"source":"CVE List","url":"https://github.com/payloadcms/payload/releases/tag/v3.90.0","tags":["x_refsource_MISC"]},{"url":"https://github.com/advisories/GHSA-2g7p-5934-q4w7","source":"GitHub Advisory Database"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"partial","assessed_at":"2026-10-06T17:29:52.942510Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"ecosystem","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-06T17:30:01.567Z","content_hash":"0e068b6704e6cbe27f457970688732f2e2132fb03b021c73d8e7beefc7e6264e"}}