PT-2026-80469 · Julia · Expat Jll

Published

2026-08-09

·

Updated

2026-08-09

CVSS v3.1

6.9

Medium

VectorAV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
In libexpat before 2.8.2, there is a heap-based buffer overflow in doProlog in xmlparse.c because scaffold backing array reallocation is mishandled when there is data-structure sharing across parsers.

Fix

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Related Identifiers

JLSEC-2026-1226

Affected Products

Expat Jll