CVE-2026-88350 — MEDIUM (6.2)

Vulnerability Description

An integer overflow vulnerability exists in MPack 1.1.1 in mpack_node_cstr_alloc() and mpack_node_utf8_cstr_alloc().

CVSS Score

6.2

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-190

References

https://github.com/ludocode/mpack/commit/3d54d1215bdb5478d3ddecaf85884c58b382cd9
https://github.com/ludocode/mpack/issues/124

FAQ

What is CVE-2026-88350?

CVE-2026-88350 is a vulnerability with a CVSS score of 6.2 (MEDIUM). An integer overflow vulnerability exists in MPack 1.1.1 in mpack_node_cstr_alloc() and mpack_node_utf8_cstr_alloc().

How severe is CVE-2026-88350?

CVE-2026-88350 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-88350?

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