MEDIUM CISA KEV

CVE-2026-96652

Q: What is CVE-2026-96652?

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.

Q: Is CVE-2026-96652 actively exploited?

Yes. CVE-2026-96652 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2026-11-03.

Q: What is the CVSS score for CVE-2026-96652?

CVE-2026-96652 has a CVSS v3 base score of 4.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

CVSS v3

4.3

MEDIUM

EPSS Score

0.4 %

exploit probability, as of 2026-10-21

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

Get an alert for each new CVE published for Plex Media Server.

Set up CVE WatchFree account · no credit card

Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

VA-26-266-01 CISA1 product fixed · 1 known affected
Plex Media Server
Plex Media Server <1.43.3.10861

Full record on NVD

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.

CISA Known Exploited Vulnerability

Date Added: 2026-10-20
Patch Due Date: 2026-11-03
Ransomware Use: Unknown

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Published: 2026-09-23
Last Modified: 2026-09-23

Frequently asked questions

What is CVE-2026-96652?

Is CVE-2026-96652 actively exploited?

Yes. CVE-2026-96652 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2026-11-03.

What is the CVSS score for CVE-2026-96652?

CVE-2026-96652 has a CVSS v3 base score of 4.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Running Plex Media Server? Hear about its next vulnerability

CVE Watch matches each new CVE to the vendors and products you list (vendor and product, not the version) and puts it in your alerts with its KEV and EPSS status.

Get alerts for this product CISA KEV additions, October 2026 Search CVEs

Already have an account? Open CVE WatchNo credit card required · No monthly cap on website lookups · 250 API requests/month

Go further

For a threat intelligence platform: malware, C2 and ransomware indicators over STIX/TAXII.
Following what attackers exploit right now? The CISA KEV additions of the month, with their patch deadlines.
Running this software? CVE Watch alerts you to new vulnerabilities in your products.

Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

Back to CVE Database