CVE-2026-96652: Plex Media Server · Server-Side Request Forgery (SSRF)
Affects Plex Media ServerSource CVE Database V5
Exploited in the wild · KEV due 3 Nov 2026 · public detection template (Nuclei) · 11% EPSS : upgrade to 1.43.3.10861 now.
Data as of 6 Nov 2026, 23:24 UTC
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
- EPSS
- 11.8% chance of exploitation in 30 days – higher than 96% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.43.3.10861
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 23 Sep 2026
Detectable: evidence found.
Weaponized: evidence found.
Public exploit code: GitHub proofs of concept
Exploited in the wildExploited: evidence found.
Listed in CISA KEV 27 days after disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by Cybersecurity and Infrastructure Security Agency (CISA) U.S. Civilian Government
, 1 hour before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 27 minutes after disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed
, 27 days after disclosure
KEV remediation due
US federal deadline
, 41 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), GitHub proofs of concept, CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 7 Nov 2026.
What to do
Upgrade Plex Media Server to 1.43.3.10861.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| PlexMedia Server | Affected
| Fixed in
|
Description
Plex Media Server before 1.43.3.10861 allows SSRF via '/player/timeline'. An attacker using any X-Plex-Token value can include a full URL in the 'protocol' parameter and force the Plex server to POST to the attacker's chosen destination.
References
- raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-266-01.json (opens in a new tab)
- forums.plex.tv/t/plex-media-server/30447/711 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2026-96652 (opens in a new tab)
- zmain.info/blog/plex2shell (opens in a new tab)
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-96652 (opens in a new tab)