Is CVE-2026-90578 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-90578?

CVE-2026-90578 has a CVSS v3 severity of MEDIUM (5.3).

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CVE-2026-90578

Description

A flaw has been found in GPAC up to f1219cde. Affected by this issue is the function gf_list_count of the file utils/list.c of the component MP4Box. Executing a manipulation can lead to use after free. The attack is restricted to local execution. The exploit has been published and may be used. Upgrading to version abi-16.23 can resolve this issue. This patch is called 49dee5cad329cfed310c1682703df7daa47df31a. It is suggested to upgrade the affected component.