PT-2026-86303 · Xmlsoft · Libxml2

CVE-2026-86142

·

Published

2026-09-05

·

Updated

2026-09-05

CVSS v3.1

6.9

Medium

VectorAV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
In libxml2 before 2.15.4, there is a heap-based buffer overflow in xmlXPtrEvalXPtrPart because of xmlXPtrEval xpointer length saturation.

Fix

Heap Based Buffer Overflow

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-86142

Affected Products

Libxml2