Bollettino del 20 ottobre 2026
CVE-2026-96656: Media Server (Plex)
Vulnerabilità già sfruttata in attacchi reali, punteggio 7,2 su 10, in Media Server (Plex). Sfruttabile da remoto, via rete, con un account già valido, senza che nessuno faccia nulla.
- Gravità
- 7,2 su 10 (high)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Sfruttamento
- Sfruttata in attacchi reali (catalogo CISA KEV).
- Scadenza CISA
- Le agenzie federali USA devono correggerla entro il 23 ottobre 2026: un buon riferimento anche per voi.
- Tipo di difetto
- CWE-73
- Pubblicata
- 23 settembre 2026
Descrizione originale
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.
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 each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Fonti
- Scheda NVD
- forums.plex.tv/t/plex-media-server/30447/711
- raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-266-01.json
- www.cve.org/CVERecord?id=CVE-2026-96656
- zmain.info/blog/plex2shell
- www.boredhackerblog.info/2026/10/plex-vulnerabilities-being-exploited-in.html
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-96656