CVE-2026-86076
גבוהה 8.8
תיאור (מקור, אנגלית)
n8n is an open source workflow automation platform. Prior to 1.123.76, 2.37.7, and 2.38.2, the expression compiler sanitizer resolved through dynamically scoped this and did not reject reserved class member names. A class field named __sanitize could rebind the sanitizer and reach the Function constructor, enabling backend code execution and editor-preview JavaScript execution. The affected AST hook is PrototypeSanitizer in packages/workflow/src/expression-sandboxing.ts. This issue is fixed in versions 1.123.76, 2.37.7 and 2.38.2.
מדדים
- CVSS 3.1
-
8.8 (HIGH)
מקור הציון: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
8.7 (HIGH)
מקור הציון: CNA
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — סבירות ניצול
- 1% (אחוזון 100) נכון ל-10/10/2026
- CWE
- CWE-94
מוצרים מושפעים
n8n: n8n
קישורים
- https://github.com/n8n-io/n8n/security/advisories/GHSA-hw8v-xxg5-vvvx MitigationVendor Advisory
- https://github.com/n8n-io/n8n/releases/tag/[email protected] Release Notes
- https://github.com/n8n-io/n8n/releases/tag/[email protected] Release Notes
- https://github.com/n8n-io/n8n/releases/tag/[email protected] Release Notes