The expr-eval library is a JavaScript expression parser and evaluator designed to safely evaluate mathematical expressions with user-defined variables. However, due to insufficient input validation, an attacker can pass a crafted context object or use MEMBER of the context object into the evaluate() function and trigger arbitrary code execution.
PoC: safe-expr-eval
Secure expression evaluator - Drop-in replacement for expr-eval without CVE-2025-12735 vulnerability
PoC: cve-2025-12735-expr-eval-rce
Security research tool for detecting and testing CVE-2025-12735 (expr-eval RCE vulnerability)
PoC: cve-2025-12735-expr-eval-rce
Security research tool for detecting and testing CVE-2025-12735 (expr-eval RCE vulnerability)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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