First published Oct 20, 2026, 8:31:15 PM UTC · Last updated Oct 20, 2026, 8:31:15 PM UTC

CVE-2026-96655: Plex Media Server Server-Side Request Forgery (SSRF) Vulnerability

Reported by CISA Known Exploited Vulnerabilities

The flaw allows an authenticated user to make requests to arbitrary internal or external addresses and may be chained with three other vulnerabilities. The source calls for vendor-directed mitigations or discontinuing the product if mitigations are unavailable.

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Why it matters

The source identifies a request-forgery vulnerability and requires stakeholders to assess exposure and follow applicable patching guidance.

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 6/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 1/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 3/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 3/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 5/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

CISA Known Exploited Vulnerabilities CVE-2026-96655: Plex Media Server Server-Side Request Forgery (SSRF) Vulnerability

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