Plex Media Server External Control of File Name or Path Vulnerability
Plex Media Server contains an external control of file name or path vulnerability which can allow an admin user to write arbitrary files that may be executed on load. This vulnerability can be chained with CVE-2026-96652, CVE-2026-96654, and CVE-2026-96655.
CISA required action: 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
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- Plex
- Product
- Media Server
- CVSS
- 7.2
- EPSS
- 0.018 (p78)
- CISA KEV
- added 20 Oct 2026, due 23 Oct 2026 (9d overdue)
- Exploitation
- observed in the wild
- Fix
- available
- Weakness
- CWE-73
- Exposure class
- Collaboration
Why it ranks 72 (Critical)
- CISA KEV listed, remediation due 2026-10-23
- CVSS 7.2 high
- Product class: collaboration
- Covered by 4 independent sources
- Fix available
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- Vendor advisory (forums.plex.tv)
- CVE-2026-96656 on this site · NVD · CVE.org · Vulnpedia · KEV
Related coverage
Other items that share a CVE or were clustered with this one.