What is CVE-2026-30998?

CVE-2026-30998 is a high-severity vulnerability in Ffmpeg, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-04-13.

How severe is CVE-2026-30998?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Ffmpeg

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 crafted input file.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.004 (32.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Ffmpeg
N/a — versions n/a

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

cve@mitre.org (Product)
cve@mitre.org (Product)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2026-30998?: CVE-2026-30998 is a high-severity vulnerability in Ffmpeg, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-04-13.
How severe is CVE-2026-30998?: High severity. CVSS v3 base score is 7.5 out of 10.