Red Hat Security Advisory: gstreamer1-plugins-good security update
Affects Red Hat gstreamer1-plugins-goodSource GCVE Database
Not known to be exploited · CVSS 7.5 High : upgrade the Red Hat redhat/gstreamer1-plugins-good package to 1.28.9 soon.
Data as of 12 Nov 2026, 06:51 UTC
Thin evidence
One scorer or none| CNA (redhat) | CVSS 3.1 | 7.5 |
|---|
- Patch
- Available – fixed in 1.28.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 9 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.
What to do
Upgrade the Red Hat redhat/gstreamer1-plugins-good package to 1.28.9.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Red Hatredhat/gstreamer1-plugins-goodpkg:rpm/redhat/gstreamer1-plugins-goodOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released updated gstreamer1-plugins-good packages (version 1.26.7-2.el10_2.9) for Red Hat Enterprise Linux 10.2 Extended Update Support across multiple architectures. Users should apply these updates promptly following Red Hat's official guidance at https://access.redhat.com/articles/11258 to remediate the vulnerability.
Description
A security vulnerability (CVE-2026-121629) exists in the gst-plugins-good component of the GStreamer multimedia framework used in Red Hat Enterprise Linux 10.2 Extended Update Support. The flaw involves local file disclosure through unvalidated file:// URIs in the adaptivedemux2 manifest handling. Red Hat has issued an important security update to address this issue.