CVEvulnerability

CVE-2026-86138

7.8 HIGH Published 2026-09-05 Modified 2026-09-15 Official page ↗

Status: Analyzed
Published: 2026-09-05
Last modified: 2026-09-15
Assigner: [email protected]
CVSS 3.1 ([email protected]): 6.9 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
CVSS 3.1 ([email protected]): 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses: CWE-190

Description

In libxml2 before 2.15.4, xmlDictAddQString in dict.c has an integer overflow and resultant heap-based buffer overflow.

Affected configurations

• xmlsoft libxml2 (< 2.15.4)

Related

Weakness · CWE (1)

CWE-190 Integer Overflow or Wraparound weakness

References