{"id":"CVE-2026-105857","published":"2026-10-06T17:17:21.710","lastModified":"2026-10-06T20:03:40.690","description":"Payload is a free and open source headless content management system. In @payloadcms/plugin-form-builder versions before 3.90.0 and canary versions before 4.0.0-canary.34, an attacker can craft a form submission that executes code remotely on the server. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.","cvssScore":10,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","cwes":["CWE-94","CWE-1321"],"vendors":[],"products":[],"references":[{"url":"https://github.com/payloadcms/payload/commit/333b82b9f3e685fed6826c2e3270da79df8336c6","tags":[]},{"url":"https://github.com/payloadcms/payload/releases/tag/v3.90.0","tags":[]},{"url":"https://github.com/payloadcms/payload/security/advisories/GHSA-r488-j9vj-wx3q","tags":[]}],"exploitRefs":[{"url":"https://github.com/payloadcms/payload/commit/333b82b9f3e685fed6826c2e3270da79df8336c6","tags":[]},{"url":"https://github.com/payloadcms/payload/releases/tag/v3.90.0","tags":[]},{"url":"https://github.com/payloadcms/payload/security/advisories/GHSA-r488-j9vj-wx3q","tags":[]}],"hasPoc":true,"ai":{"summary":"The flaw allows an attacker to execute remote code via a specially crafted form submission, posing a critical risk.","exploitability":"Exploitation is relatively straightforward given the attacker can control the form submission payload.","blast_radius":"If exploited, this could lead to full server compromise, allowing attackers to execute arbitrary code and control the system.","remediation":"Upgrade to @payloadcms/plugin-form-builder version 3.90.0 or later.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","web","code-execution"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-10-07T08:42:47.130Z"}}