{"cve":{"cve_id":"CVE-2026-96655","is_kev":true,"kev_date_added":"2026-10-20","kev_vendor_project":"Plex","kev_product":"Media Server","kev_vulnerability_name":"Plex Media Server Server-Side Request Forgery (SSRF) Vulnerability","kev_short_description":"Plex Media Server contains a server-side request forgery (SSRF) vulnerability that could allow an authenticated user to request arbitrary internal or external addresses via the '/video/:/transcode/universal' path parameter. This vulnerability can be chained with CVE-2026-96652, CVE-2026-96654, and CVE-2026-96656.","kev_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.","kev_due_date":"2026-11-03","kev_known_ransomware":false,"kev_notes":"https://forums.plex.tv/t/important-security-update-for-plex-media-server-v1-43-2-and-earlier/942319 ; ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-96655","kev_cwes":["CWE-918"],"epss_score":0.00222,"epss_percentile":0.1183,"epss_as_of":"2026-10-15","description":"Plex Media Server before 1.43.3.10861 allows an authenticated user to request arbitrary internal or external addresses via the '/video/:/transcode/universal' path parameter.","published_at":"2026-09-23T16:06:53.133000Z","last_modified_at":"2026-10-21T13:09:29.830000Z","cvss_v3_score":4.3,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cvss_v3_severity":"MEDIUM","cvss_v4_score":5.3,"cvss_v4_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","cvss_v4_severity":"MEDIUM","ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-918"],"nvd_references":["https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-266-01.json","https://forums.plex.tv/t/plex-media-server/30447/711","https://www.cve.org/CVERecord?id=CVE-2026-96655","https://zmain.info/blog/plex2shell"],"vuln_status":"Analyzed","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-09-23T16:33:11.659249Z","updated_at":"2026-10-25T13:58:12.161702Z"},"effective_severity":"MEDIUM","badges":["kev"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack 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Server","version_start":"1.43.3.10861","version_start_inclusive":true,"version_end":"1.43.3.10861","version_end_inclusive":true,"cpe23_uri":"cve5:plex:media-server:1.43.3.10861:1.43.3.10861"},{"vendor_slug":"plex","vendor_name":"Plex","product_slug":"media-server","product_name":"Media Server","version_start":null,"version_start_inclusive":null,"version_end":"1.43.0.10861","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:a:plex:media_server:*:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-266-01.json","source_type":"MISC","tags":[]},{"url":"https://forums.plex.tv/t/plex-media-server/30447/711","source_type":"MISC","tags":[]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-96655","source_type":"CONFIRM","tags":[]},{"url":"https://zmain.info/blog/plex2shell","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-09-23T16:06:53.133000Z","label":"CVE 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