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Vulnerabilities / CVE-2026-96652

CVE-2026-96652

Published 2026-09-23 · Analyzed

CVE-2026-96652

Plex Media Server Server-Side Request Forgery (SSRF) Vulnerability

Exploited in the wild: CISA added it to the Known Exploited Vulnerabilities catalog on 2026-10-20, with a fix-by date of 2026-11-03. Patch it first.

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

5.3 MEDIUM
CVSS 4.0 · CNA
1.8%
chance of exploitation in the next 30 days (EPSS; higher than 78% of CVEs)

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.

Scores

Affected products

  • plex media server: < 1.43.3.10861

Weakness: CWE-918

5 references (advisories, patches, write-ups)

Sources: NVD, CVE.org, FIRST EPSS. Missing ones did not answer or have no record yet.

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