High severity · published Apr 13, 2026
CVE-2026-30998
An improper resource deallocation and closure vulnerability in the tools/zmqsend.c component of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via supplying a…
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
An improper resource deallocation and closure vulnerability in the tools/zmqsend.c component of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via supplying a crafted input file.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FF
Ffmpeg · Ffmpeg
through 8.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-30998
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-30998
Exploit
https://excellent-oatmeal-319.notion.site/CVE-2026-30998-Resource-Leak-3265a71f9cca4dc58df4632ce8b60a50
Product
https://ffmpeg.org/doxygen/7.0/zmqsend_8c_source.html
Product
https://github.com/FFmpeg/FFmpeg/blob/master/tools/zmqsend.c
More from Ffmpeg
9.8
CVE-2026-75143
FFmpeg Heap Buffer Overflow via RIST Protocol Reader
9.8
CVE-2026-40962
FFmpeg before 8.1 has an integer overflow and resultant out-of-bounds write via CENC (Common Encryption) subsample data to libavformat/mov.c
9.8
CVE-2024-35368
FFmpeg n7.0 is affected by a Double Free via the rkmpp_retrieve_frame function within libavcodec/rkmppdec.c
9.8
CVE-2024-31581
FFmpeg version n6.1 was discovered to contain an improper validation of array index vulnerability in libavcodec/cbs_h266_syntax_template.c
9.8
CVE-2024-22862
Integer overflow vulnerability in FFmpeg before n6.1, allows remote attackers to execute arbitrary code via the JJPEG XL Parser