CVE-2025-55654 Use after free in n/a
A use-after-free in GPAC MP4Box allows attackers to cause a Denial of Service via a crafted file, requiring user interaction to open the file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-55654?
CVE-2025-55654 is a medium-severity use after free vulnerability in n/a, published on 19 Oct 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A use-after-free in the gf_filter_pid_get_packet function (filter_core/filter_pid.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted file.
Weakness: CWE-416
Which versions are affected by CVE-2025-55654?
How do I fix CVE-2025-55654?
No fix has been published for CVE-2025-55654 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2025-55654 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-55654 exists.
Sources
Also known as GHSA-gvrq-8x76-3vxf, UBUNTU-CVE-2025-55654.