CVE-2025-70347 — MEDIUM (5.5)

Vulnerability Description

An issue in mquickjs before commit 74b7e (2026-01-15) allows a local attacker to cause a denial of service via a crafted file to the get_mblock_size function at mquickjs.c.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-400

References

https://github.com/bellard/mquickjs/issues/56

FAQ

What is CVE-2025-70347?

CVE-2025-70347 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An issue in mquickjs before commit 74b7e (2026-01-15) allows a local attacker to cause a denial of service via a crafted file to the get_mblock_size function at mquickjs.c.

How severe is CVE-2025-70347?

CVE-2025-70347 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-70347?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.