VDB
CVE-2026-30999
CVE-2026-30999
PUBLISHED
CVSS 9.300000190734863 CRITICAL
A heap buffer overflow in the av_bprint_finalize() function of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.
EPSS 0.08% · 23.4th percentile
Risk Scores
CVSS v4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS Score
0.08%
23.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
Timeline
- Apr 13, 2026 CVE Published
- Apr 13, 2026 PoC Published
- Apr 13, 2026 Security Advisory
- Apr 13, 2026 CVE Updated
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
References
- https://github.com/FFmpeg/FFmpeg/blob/master/tools/zmqsend.c url
- https://ffmpeg.org/doxygen/7.0/zmqsend_8c_source.html url
- https://www.ffmpeg.org/download.html url
- https://excellent-oatmeal-319.notion.site/CVE-2026-30999-Memory-Leak-e0d88ac53e2e42c1b5ef9aa3497e27b6 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-30999 advisory