Plex · Media Server
CVE-2026-96656
Plex Media Server arbitrary file write
ما هي
Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol checks.
CISA: 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.
ما العمل
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.
الموعد النهائي للوكالات الفدرالية الأمريكية: 23 أكتوبر 2026
ثغرات مُستغلّة أخرى من Plex
| أُضيفت | الثغرة | المنتج | الخطورة | احتمال الهجوم |
|---|---|---|---|---|
| 20/10/2026 | Server-Side Request Forgery (SSRF) | Media Server | متوسطة 5.3 | 1.8% |
| 20/10/2026 | Improper Neutralization of Encoded URI Schemes in a Web Page | Media Server | متوسطة 6.9 | 1.9% |
| 20/10/2026 | Server-Side Request Forgery (SSRF) | Media Server | متوسطة 5.3 | 1.6% |
| 10/03/2023 | Remote Code Execution | Media Server | مرتفع 7.2 | 73% |
المصادر: Known Exploited Vulnerabilities (CISA، ملكية عامة)، وCVE records (cve.org)، وEPSS (FIRST). احتمال الهجوم هو تقدير EPSS لاحتمال أن يحاول أحد استغلال الثغرة خلال الأيام الـ30 القادمة.