CVE-2026-56407

MEDIUM CVSS 6.9 View on NVD ↗

libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen.

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

Published: Jun 21, 2026 16:16 UTC Modified: Jun 21, 2026 16:16 UTC