Uncontrolled Recursion Affecting eslint package, versions <9.26.0
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-ESLINT-15102420
- published27 Jan 2026
- disclosed26 Jan 2026
- creditlyyffee
Introduced: 26 Jan 2026
CVE-2025-50537 (opens in a new tab)How to fix?
Upgrade eslint to version 9.26.0 or higher.
Overview
eslint is a pluggable linting utility for JavaScript and JSX
Affected versions of this package are vulnerable to Uncontrolled Recursion in the isSerializable function when handling objects with circular references during the serialization process. An attacker can cause the application to crash or become unresponsive by supplying specially crafted input that triggers infinite recursion.