CVE-2025-13120

MediumCVSS 5.5/10Last modified Oct 19, 2026

Description

A vulnerability has been found in mruby up to 3.4.0. This vulnerability affects the function sort_cmp of the file src/array.c. Such manipulation leads to use after free. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is eb398971bfb43c38db3e04528b68ac9a7ce509bc. It is advisable to implement a patch to correct this issue.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-119 CWE-416

Affected software

Vendor	Product	Versions
n/a	mruby	3.0; 3.1; 3.2; 3.3; 3.4.0

References

https://github.com/makesoftwaresafe/mruby/pull/263Issue Tracking
https://github.com/mruby/mruby/
https://github.com/mruby/mruby/commit/eb398971bfb43c38db3e04528b68ac9a7ce509bcPatch
https://github.com/mruby/mruby/issues/6649Issue Tracking, Vendor Advisory
https://github.com/mruby/mruby/issues/6649#issue-3534393003Issue Tracking, Vendor Advisory
https://vuldb.com/?ctiid.332325Permissions Required, VDB Entry
https://vuldb.com/?id.332325Third Party Advisory, VDB Entry
https://vuldb.com/?submit.683435Third Party Advisory, VDB Entry

Timeline

Published: Nov 13, 2025
Last modified: Oct 19, 2026
NVD status: Modified

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