CVE-2025-55640EPSS p7.6%

CVE-2025-55640CVE-2025-55640

Description

A heap buffer overflow in the stbl_AddSize function (isomedia/stbl_write.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.

Scoring

EPSS0.18% probability of exploitation · percentile 7.6% · 2026-10-17T12:00:28Z
Last modified2026-10-17
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.