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Medium 4.3Published Sep 23, 2026
CVE-2026-96655Plex Media Server arbitrary-host SSRF
Updated under an hour ago ()
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Plex Media Server before 1.43.3.10861 allows an authenticated user to request arbitrary internal or external addresses via the '/video/:/transcode/universal' path parameter.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Weakness (CWE)
- CWE-918
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- cisa-cg
- NVD analysis
- Analyzed
- Record last updated
- Sep 23, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Plex Media Server plex:media_server (from the name) | before 1.43.3.10861; 1.43.3.10861 not affected | CNA record |
plex media_server plex:media_server | before 1.43.0.10861 | NVD |
References
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-266-01.jsonthird-party-advisory
- https://forums.plex.tv/t/plex-media-server/30447/711release-notes
- https://www.cve.org/CVERecord?id=CVE-2026-96655vdb-entry, third-party-advisory
- https://zmain.info/blog/plex2shellthird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.