Vulnerability · Published Oct 16, 2026 · Assigned by mitre
CVE-2026-46472
High 7.5
In plain English
A high-severity out-of-bounds read in the gst-plugins-good package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.3%top 76.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An issue was discovered in GStreamer gst-plugins-good before 1.28.2. While parsing an MP4 file, the isomp4 plugin's qtdemux_parse_chnl function may read past the end of a global array, potentially leading to information disclosure.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.24 | gst-plugins-good | 1.26.3-r0 | ALPINE-CVE-2026-46472 |
| Debian:13 | gst-plugins-good1.0 | 1.26.2-1+deb13u1 | DEBIAN-CVE-2026-46472 |
| Debian:14 | gst-plugins-good1.0 | 1.28.2-1 | DEBIAN-CVE-2026-46472 |
| Ubuntu:22.04:LTS | gst-plugins-good1.0 | no fix listed | UBUNTU-CVE-2026-46472 |
| Ubuntu:24.04:LTS | gst-plugins-good1.0 | no fix listed | UBUNTU-CVE-2026-46472 |
Affected products (as reported)
Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N