What is CVE-2026-46470?

CVE-2026-46470 is a medium-severity vulnerability in Freedesktop Gst-Plugins-Good, classified under Divide By Zero. CVSS score: 4.0/10. Published 2026-05-14.

How severe is CVE-2026-46470?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Vulnerability in Freedesktop Gst-Plugins-Good

CVE-2026-46470

An issue was discovered in GStreamer gst-plugins-good before 1.28.2. When parsing MP4 audio tracks, the isomp4 plugin's qtdemux_audio_caps function does not sufficiently validate atom data before performing division operations, leading to denial of service due to integer division by zero.

Published 2026-05-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (26.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.001

Affected products

Freedesktop Gst-Plugins-Good
Gstreamer Good Plug-Ins — versions 0

Weakness classification (CWE)

CWE-369 — Divide By Zero

References

gstreamer.freedesktop.org/security/sa-2026-0018.html (Vendor Advisory)
gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/11243.patch (Patch)

Frequently asked questions

What is CVE-2026-46470?: CVE-2026-46470 is a medium-severity vulnerability in Freedesktop Gst-Plugins-Good, classified under Divide By Zero. CVSS score: 4.0/10. Published 2026-05-14.
How severe is CVE-2026-46470?: Medium severity. CVSS v3 base score is 4.0 out of 10.