Medium severity · published Jan 16, 2026
CVE-2025-51602
mmstu.c in VideoLAN VLC media player before 3.0.22 allows an out-of-bounds read and denial of service via a crafted 0x01 response from an MMS server
4.8
CVSS
0.4%
EPSS
No
On KEV
Description
mmstu.c in VideoLAN VLC media player before 3.0.22 allows an out-of-bounds read and denial of service via a crafted 0x01 response from an MMS server.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VM
VLC media player · VideoLAN
before 3.0.22 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-51602
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-51602
code.videolan.org
https://code.videolan.org/videolan/vlc/-/issues/29146
www.videolan.org
https://www.videolan.org/security/sb-vlc3022.html
lists.debian.org
https://lists.debian.org/debian-lts-announce/2026/03/msg00011.html
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