MEDIUM 6.9 NVD
CVE-2026-86138
In libxml2 before 2.15.4, xmlDictAddQString in dict.c has an integer overflow and resultant heap-based buffer overflow.
In libxml2 before 2.15.4, xmlDictAddQString in dict.c has an integer overflow and resultant heap-based buffer overflow.
References
- https://github.com/GNOME/libxml2/commit/a4cba4b5b5a8c42e155ed42d2d2a44955465a2e4
- https://github.com/GNOME/libxml2/compare/v2.15.3...v2.15.4
This medium severity vulnerability with a CVSS score of 6.9 was published on 2026-09-05 via NVD.
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