CVE-2025-69653

6.5 mediumEPSS 0.2%

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.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)
CWE: CWE-617
Published: 2026-03-06
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

quickjs_project:quickjs

References

https://github.com/bellard/quickjs/issues/467
https://github.com/bellard/quickjs/issues/467

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