CVE Details
CVE-2026-96655
Plex Media Server Server-Side Request Forgery (SSRF) Vulnerability
Published: 2026-10-20
CVSS: 4.3 MEDIUM
Product: Plex Media Server
Due Date: 2026-11-03
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.
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FIRST EPSS
EPSS estimates the probability of exploitation in the next 30 days. Higher values indicate higher likelihood of real-world exploitation.
Timeline
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KEV
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GitHub
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References
Show Raw Data
| Key | Remaining Key | Value |
|---|---|---|
| dataType | CVE_RECORD | |
| dataVersion | 5.2 | |
| cveMetadata > | cveId | CVE-2026-96655 |
| cveMetadata > | assignerOrgId | 9119a7d8-5eab-497f-8521-727c672e3725 |
| cveMetadata > | state | PUBLISHED |
| cveMetadata > | assignerShortName | cisa-cg |
| cveMetadata > | dateReserved | 2026-09-23T14:42:25.245Z |
| cveMetadata > | datePublished | 2026-09-23T16:06:53.133Z |
| cveMetadata > | dateUpdated | 2026-10-20T19:58:24.238Z |
| containers > | cna > descriptions > 0 > lang | en |
| containers > | cna > descriptions > 0 > value | 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. |
| containers > | cna > affected > 0 > vendor | Plex |
| containers > | cna > affected > 0 > product | Media Server |
| containers > | cna > affected > 0 > defaultStatus | unknown |
| containers > | cna > affected > 0 > versions > 0 > version | 0 |
| containers > | cna > affected > 0 > versions > 0 > status | affected |
| containers > | cna > affected > 0 > versions > 0 > lessThan | 1.43.3.10861 |
| containers > | cna > affected > 0 > versions > 0 > versionType | custom |
| containers > | cna > affected > 0 > versions > 1 > version | 1.43.3.10861 |
| containers > | cna > affected > 0 > versions > 1 > status | unaffected |
| containers > | cna > problemTypes > 0 > descriptions > 0 > description | CWE-918 Server-Side Request Forgery (SSRF) |
| containers > | cna > problemTypes > 0 > descriptions > 0 > lang | en |
| containers > | cna > problemTypes > 0 > descriptions > 0 > type | CWE |
| containers > | cna > problemTypes > 0 > descriptions > 0 > cweId | CWE-918 |
| containers > | cna > metrics > 0 > cvssV3_1 > scope | UNCHANGED |
| containers > | cna > metrics > 0 > cvssV3_1 > version | 3.1 |
| containers > | cna > metrics > 0 > cvssV3_1 > baseScore | 4.3 |
| containers > | cna > metrics > 0 > cvssV3_1 > attackVector | NETWORK |
| containers > | cna > metrics > 0 > cvssV3_1 > baseSeverity | MEDIUM |
| containers > | cna > metrics > 0 > cvssV3_1 > vectorString | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| containers > | cna > metrics > 0 > cvssV3_1 > integrityImpact | NONE |
| containers > | cna > metrics > 0 > cvssV3_1 > userInteraction | NONE |
| containers > | cna > metrics > 0 > cvssV3_1 > attackComplexity | LOW |
| containers > | cna > metrics > 0 > cvssV3_1 > availabilityImpact | NONE |
| containers > | cna > metrics > 0 > cvssV3_1 > privilegesRequired | LOW |
| containers > | cna > metrics > 0 > cvssV3_1 > confidentialityImpact | LOW |
| containers > | cna > metrics > 1 > cvssV4_0 > version | 4.0 |
| containers > | cna > metrics > 1 > cvssV4_0 > baseScore | 5.3 |
| containers > | cna > metrics > 1 > cvssV4_0 > attackVector | NETWORK |
| containers > | cna > metrics > 1 > cvssV4_0 > baseSeverity | MEDIUM |
| containers > | cna > metrics > 1 > cvssV4_0 > vectorString | 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 |
| containers > | cna > metrics > 1 > cvssV4_0 > userInteraction | NONE |
| containers > | cna > metrics > 1 > cvssV4_0 > attackComplexity | LOW |
| containers > | cna > metrics > 1 > cvssV4_0 > attackRequirements | NONE |
| containers > | cna > metrics > 1 > cvssV4_0 > privilegesRequired | LOW |
| containers > | cna > metrics > 1 > cvssV4_0 > subIntegrityImpact | NONE |
| containers > | cna > metrics > 1 > cvssV4_0 > vulnIntegrityImpact | NONE |
| containers > | cna > metrics > 1 > cvssV4_0 > subAvailabilityImpact | NONE |
| containers > | cna > metrics > 1 > cvssV4_0 > vulnAvailabilityImpact | NONE |
| containers > | cna > metrics > 1 > cvssV4_0 > subConfidentialityImpact | NONE |
| containers > | cna > metrics > 1 > cvssV4_0 > vulnConfidentialityImpact | LOW |
| containers > | cna > metrics > 2 > other > type | ssvc |
| containers > | cna > metrics > 2 > other > content > timestamp | 2026-09-14T18:23:48.400949Z |
| containers > | cna > metrics > 2 > other > content > id | CVE-2026-96655 |
| containers > | cna > metrics > 2 > other > content > options > 0 > Exploitation | none |
| containers > | cna > metrics > 2 > other > content > options > 1 > Automatable | no |
| containers > | cna > metrics > 2 > other > content > options > 2 > Technical Impact | partial |
| containers > | cna > metrics > 2 > other > content > role | CISA Coordinator |
| containers > | cna > metrics > 2 > other > content > version | 2.0.3 |
| containers > | cna > title | Plex Media Server arbitrary-host SSRF |
| containers > | cna > references > 0 > name | url |
| containers > | cna > references > 0 > url | https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-266-01.json |
| containers > | cna > references > 0 > tags > 0 | third-party-advisory |
| containers > | cna > references > 1 > name | url |
| containers > | cna > references > 1 > url | https://forums.plex.tv/t/plex-media-server/30447/711 |
| containers > | cna > references > 1 > tags > 0 | release-notes |
| containers > | cna > references > 2 > name | url |
| containers > | cna > references > 2 > url | https://www.cve.org/CVERecord?id=CVE-2026-96655 |
| containers > | cna > references > 2 > tags > 0 | vdb-entry |
| containers > | cna > references > 3 > name | url |
| containers > | cna > references > 3 > url | https://zmain.info/blog/plex2shell |
| containers > | cna > references > 3 > tags > 0 | third-party-advisory |
| containers > | cna > credits > 0 > value | Zach Main |
| containers > | cna > credits > 0 > lang | en |
| containers > | cna > datePublic | 2026-08-03T00:00:00.000Z |
| containers > | cna > providerMetadata > orgId | 9119a7d8-5eab-497f-8521-727c672e3725 |
| containers > | cna > providerMetadata > shortName | cisa-cg |
| containers > | cna > providerMetadata > dateUpdated | 2026-09-23T16:06:53.133Z |
| containers > | adp > 0 > metrics > 0 > other > type | ssvc |
| containers > | adp > 0 > metrics > 0 > other > content > id | CVE-2026-96655 |
| containers > | adp > 0 > metrics > 0 > other > content > role | CISA Coordinator |
| containers > | adp > 0 > metrics > 0 > other > content > options > 0 > Exploitation | active |
| containers > | adp > 0 > metrics > 0 > other > content > options > 1 > Automatable | no |
| containers > | adp > 0 > metrics > 0 > other > content > options > 2 > Technical Impact | partial |
| containers > | adp > 0 > metrics > 0 > other > content > version | 2.0.3 |
| containers > | adp > 0 > metrics > 0 > other > content > timestamp | 2026-10-20T19:46:38.103247Z |
| containers > | adp > 0 > metrics > 1 > other > type | kev |
| containers > | adp > 0 > metrics > 1 > other > content > dateAdded | 2026-10-20 |
| containers > | adp > 0 > metrics > 1 > other > content > reference | https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-96655 |
| containers > | adp > 0 > references > 0 > url | https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-96655 |
| containers > | adp > 0 > references > 0 > tags > 0 | government-resource |
| containers > | adp > 0 > title | CISA ADP Vulnrichment |
| containers > | adp > 0 > providerMetadata > orgId | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| containers > | adp > 0 > providerMetadata > shortName | CISA-ADP |
| containers > | adp > 0 > providerMetadata > dateUpdated | 2026-10-20T19:58:24.238Z |
| containers > | adp > 0 > timeline > 0 > time | 2026-10-20T00:00:00.000Z |
| containers > | adp > 0 > timeline > 0 > lang | en |
| containers > | adp > 0 > timeline > 0 > value | CVE-2026-96655 added to CISA KEV |