CVE-2026-96655
Plex Media Server arbitrary-host SSRF
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Listed in CISA KEV
- How many real-world setups can hit the bug, from the vendor's advisory and CISA data. It does not know your setup.What do these mean? →
- Actively exploited
- Fix
- Fixed in 1.43.3.10861
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: active
- Automatable: no
- Technical impact: partial
Summary
Plex Media Server, a application for organizing and streaming personal media, is affected by this vulnerability. An authenticated user could abuse its video transcoding feature to make the server send requests to arbitrary internal or external network addresses, potentially exposing internal services or data.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original 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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: active · Automatable: no · Technical impact: partial
- Added to CISA KEV
CISA has evidence of exploitation in the wild
- Record last updated
- CISA remediation deadline
Due date for US federal agencies to patch
Affected versions
- Plex Media Server
fixed in 1.43.3.10861