What’s Vulnerable › Vulnerabilities
CVE-2025-69653
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2026-03-06 · updated 2026-06-17
- Weakness: CWE-617
Description
A crafted JavaScript input can trigger an internal assertion failure in QuickJS release 2025-09-13, fixed in commit 1dbba8a88eaa40d15a8a9b70bb1a0b8fb5b552e6 (2025-12-11), in file gc_decref_child in quickjs.c, when executed with the qjs interpreter using the -m option. This leads to an abort (SIGABRT) during garbage collection and causes a denial-of-service.
Affected products
- QuickJS: from 2025-09-13 before 2025-12-11 — fixed in 2025-12-11
How to fix
Upgrade to a fixed version: QuickJS 2025-12-11. Check the vendor advisory for mitigations.
References
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