CVE-2026-30999

HIGH EPSS 36.0%
Published Apr 13, 20262mo ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published Apr 13, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
36.0% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-122

Affected Products 1

VendorProductVersionRange
ffmpegffmpeg* ≤8.0.1

References 4

  • excellent-oatmeal-319.notion.site https://excellent-oatmeal-319.notion.site/CVE-2026-30999-Memory-Leak-e0d88ac53e2e42c1b5ef9aa3497e27b6
    ExploitThird Party Advisory
  • ffmpeg.org https://ffmpeg.org/doxygen/7.0/zmqsend_8c_source.html
    Product
  • github.com https://github.com/FFmpeg/FFmpeg/blob/master/tools/zmqsend.c
    Product
  • ffmpeg.org https://www.ffmpeg.org/download.html
    Product

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.