CVE-2024-21539: Eslint Rewrite

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Versions of the package @eslint/plugin-kit before 0.2.3 are vulnerable to Regular Expression Denial of Service (ReDoS) due to improper input sanitization. An attacker can increase the CPU usage and crash the program by exploiting this vulnerability.

Affected products

• Eslint Rewrite: before 0.2.3 (fixed in 0.2.3)

Published 2024-11-19. Last modified 2026-08-03.