{"id":"CVE-2026-105857","aliases":["GHSA-r488-j9vj-wx3q"],"url":"https://o3.security/vulnerability/CVE-2026-105857","summary":"Payload: RCE in Payload Form Builder","details":"## Impact\n\nA vulnerability in `@payloadcms/plugin-form-builder` in versions < 3.90.0 allow submissions which could be crafted to execute remote code on the server.\n\n**You are affected if:**\n\n- You are using `@payloadcms/plugin-form-builder`\n\n## Patches\n\nUsers should upgrade Payload packages to `>= 3.90.0` or `>= 4.0.0-canary.34`.","published":"2026-10-06T16:26:54.885Z","modified":"2026-10-21T02:54:34.583165536Z","cvss":{"score":10,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"@payloadcms/plugin-form-builder","fixedVersion":"3.90.0"},{"ecosystem":"npm","name":"@payloadcms/plugin-form-builder","fixedVersion":"4.0.0-canary.34"}],"fix":{"url":"https://github.com/payloadcms/payload/commit/333b82b9f3e685fed6826c2e3270da79df8336c6","label":"payloadcms/payload@333b82b"},"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-2026-105857.json"},{"type":"ADVISORY","url":"https://github.com/payloadcms/payload/security/advisories/GHSA-r488-j9vj-wx3q"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105857"},{"type":"FIX","url":"https://github.com/payloadcms/payload/commit/333b82b9f3e685fed6826c2e3270da79df8336c6"},{"type":"PACKAGE","url":"https://github.com/payloadcms/payload"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-21T02:54:34.583165536Z"}}