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CVE-2025-34158
Plex Media Server (PMS) 1.41.7.x through 1.42.0.x before 1.42.1 is affected by incorrect resource transfer between spheres because…
High8.5EPSS 0.60%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Plex Media Server (PMS) 1.41.7.x through 1.42.0.x before 1.42.1 is affected by incorrect resource transfer between spheres because /myplex/account provides the credentials of the server owner (and a /api/resources call reveals other servers accessible by that server owner).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| mitreCNA (assigner) | 3.1 | High8.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N |
| NVDNVD · Deferred | 3.1 | High8.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.60% · top 51% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.5.
Weakness
Affected products
- affected 1.41.7.x – < 1.42.1
References (8)
- https://www.plex.tv/media-server-downloads/ (opens in a new tab)
- https://forums.plex.tv/t/plex-media-server-security-update/928341 (opens in a new tab)
- https://www.bleepingcomputer.com/news/security/plex-warns-users-to-patch-security-vulnerability-immediately/ (opens in a new tab)
- https://www.runzero.com/blog/plex/ (opens in a new tab)
- https://www.tenable.com/plugins/nessus/250294 (opens in a new tab)
- https://www.vulncheck.com/advisories/plex-media-server-unspecified (opens in a new tab)
- https://github.com/lufinkey/vulnerability-research/tree/main/CVE-2025-34158 (opens in a new tab)
- https://github.com/lufinkey/vulnerability-research/blob/main/CVE-2025-34158/README.md (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-34158)Record last updated .