CVE-2025-55651
GPAC MP4Box NULL Pointer Dereference Denial of Service
Description
A NULL pointer dereference in the gf_isom_get_user_data_count function (isomedia/isom_read.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file.
INFO
Published Date :
June 9, 2026, 7:17 p.m.
Last Modified :
June 14, 2026, 12:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update GPAC MP4Box to the latest version.
- Apply vendor patches for MP4Box.
- Avoid processing untrusted MP4 files.
Public PoC/Exploit Available at Github
CVE-2025-55651 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-55651.
| URL | Resource |
|---|---|
| https://infosec.exchange/@sigdevel/116710512103919834 | Exploit Mitigation Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2026/06/13/18 | |
| https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/4/4_poc.mp4 | Exploit |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-55651 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-55651
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-55651 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-55651 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Jun. 14, 2026
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2026/06/13/18 -
Initial Analysis by [email protected]
Jun. 12, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:gpac:gpac:2.4:*:*:*:*:*:*:* Added Reference Type CISA-ADP: https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/4/4_poc.mp4 Types: Exploit Added Reference Type MITRE: https://infosec.exchange/@sigdevel/116710512103919834 Types: Exploit, Mitigation, Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 10, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Added CWE CWE-476 Added Reference https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/4/4_poc.mp4 -
New CVE Received by [email protected]
Jun. 09, 2026
Action Type Old Value New Value Added Description A NULL pointer dereference in the gf_isom_get_user_data_count function (isomedia/isom_read.c) of GPAC MP4Box v2.4 allows attackers to cause a Denial of Service (DoS) via supplying a crafted MP4 file. Added Reference https://infosec.exchange/@sigdevel/116710512103919834