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CVE-2026-86140

Published: 9/5/2026 Last updated: 9/8/2026 Reserved: 9/5/2026

In libxml2 before 2.15.4, xmlSnprintfElements in valid.c has a strcat stack-based buffer overflow.

CNA assigner: mitre (8254265b-2729-46b6-b9e3-3dfca2d5bfca) Requested by: n/a

Metrics

Version Score Severity Vector String
3.1 8 High CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Opam packages affected (5)

bap-llvm conf-gtksourceview conf-gtksourceview3 conf-librsvg2 lablgtk3-gtkspell3

Products affected (0)

No product listed.

References (2)