{"id":"CVE-2026-105844","aliases":["GHSA-qf28-8hc6-vwrp"],"url":"https://o3.security/vulnerability/CVE-2026-105844","summary":"Payload: Prototype pollution in Payload Import Export plugin","details":"### Impact\nAn unauthenticated user could cause unintended application behavior when the Import Export plugin is enabled, allowing an attacker to submit and execute remote code (RCE).\n\nApplications that do not use `@payloadcms/plugin-import-export` are not affected.\n\n### Patches\nUsers should upgrade Payload packages to `>= 3.88.0` or `>= 4.0.0-canary.27.`\n\n### Workarounds\nUpgrading is recommended. Until then, disable the Import Export plugin or restrict access to its endpoints.","published":"2026-10-06T15:57:05.371Z","modified":"2026-10-21T02:54:34.479914973Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"@payloadcms/plugin-import-export","fixedVersion":"3.88.0"},{"ecosystem":"npm","name":"@payloadcms/plugin-import-export","fixedVersion":"4.0.0-canary.27"}],"fix":{"url":"https://github.com/payloadcms/payload/commit/a742140ab4fca3160f7f83e9e7d996552ffc3b5a","label":"payloadcms/payload@a742140"},"references":[{"type":"WEB","url":"https://github.com/payloadcms/payload/releases/tag/v3.88.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105844.json"},{"type":"ADVISORY","url":"https://github.com/payloadcms/payload/security/advisories/GHSA-qf28-8hc6-vwrp"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105844"},{"type":"FIX","url":"https://github.com/payloadcms/payload/commit/a742140ab4fca3160f7f83e9e7d996552ffc3b5a"},{"type":"PACKAGE","url":"https://github.com/payloadcms/payload"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-21T02:54:34.479914973Z"}}