PT-2023-20502 · Safe-Eval · Safe-Eval

Eongil-Wi + 1 · Published 2023-04-11 · Updated 2025-02-10 · CVE-2023-26121

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions safe-eval versions all

Description The issue arises from improper sanitization of the parameter content in the safeEval function, leading to Prototype Pollution. This affects all versions of the safe-eval package.

Recommendations For all versions, consider disabling the safeEval function as a temporary workaround until a patch is available. Restrict access to the safeEval function to minimize the risk of exploitation. Avoid using the safeEval function with untrusted input until the issue is resolved.

Exploit

Fix

Prototype Pollution

Weakness Enumeration

CWE-1321

Related Identifiers

CVE-2023-26121

GHSA-HCG3-56JF-X4VH

Affected Products

Safe-Eval

References · 9

• 🔥 https://github.com/hacksparrow/safe-eval/issues/28 · Exploit
• 🔥 https://security.snyk.io/vuln/SNYK-JS-SAFEEVAL-3373062 · Exploit
• 🔥 https://gist.github.com/seongil-wi/9d9fc0cc5b7b130419cd45827e59c4f9 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-26121 · Security Note
• https://osv.dev/vulnerability/GHSA-hcg3-56jf-x4vh · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-26121 · Vendor Advisory
• https://github.com/hacksparrow/safe-eval · Note
• https://t.me/cvenotify/110603 · Telegram Post
• https://t.me/cvenotify/47946 · Telegram Post