GHSA-8gw3-rxh4-v6jxHighCVSS 7.3

expr-eval vulnerable to Prototype Pollution

Published
November 14, 2025
Last Modified
November 17, 2025

🔗 CVE IDs covered (1)

📋 Description

npm package expr-eval is vulnerable to Prototype Pollution. An attacker with access to express eval interface can use JavaScript prototype-based inheritance model to achieve arbitrary code execution. The npm expr-eval-fork package resolves this issue.

🎯 Affected products2

  • npm/expr-eval:<= 2.0.2
  • npm/expr-eval-fork:< 2.0.2

🔗 References (11)