CVE-2025-70347 Details
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.
A denial-of-service vulnerability has been identified in mquickjs versions prior to the January 15, 2026 commit 74b7e. This issue allows a local attacker to cause a segmentation fault by sending a crafted file to the get_mblock_size function in mquickjs.c.
Users can update to the latest version of mquickjs, as this vulnerability has been fixed in the January 15, 2026 commit.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Feb 10, 2026CISA-ADP
Assessed Feb 10, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/bellard/mquickjs/issues/56 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-400 | Uncontrolled Resource Consumption | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| bellard mquickjs | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Feb 18, 2026 | CVE Modified | CISA-ADP |
| Feb 10, 2026 | CVE Modified | CISA-ADP |
| Feb 10, 2026 | New CVE Received | [email protected] |