CVE-2025-34158
Plex Media Server Remote Code Execution Vulnerability
Description
Plex Media Server (PMS) versions 1.41.7.x through 1.42.0.x are affected by an unspecified security vulnerability reported via Plex’s bug bounty program. While technical details have not been publicly disclosed, the issue was acknowledged by the vendor and resolved in version 1.42.1. The vulnerability may pose a risk to system integrity, confidentiality, or availability, prompting a strong recommendation for all users to upgrade immediately.
INFO
Published Date :
Aug. 21, 2025, 2:15 p.m.
Last Modified :
Aug. 22, 2025, 6:09 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
---|---|---|---|---|---|---|
CVSS 4.0 | CRITICAL | [email protected] |
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-34158
.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-34158
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-34158
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-34158
vulnerability anywhere in the article.

-
Daily CyberSecurity
CVE-2025-34158 (CVSS 10): Plex Media Server Users Warned to Patch Critical Vulnerability Now
Plex Media Server (PMS) users are being urged to update their systems immediately after the discovery of a critical security vulnerability, now tracked as CVE-2025-34158, which has been assigned the m ... Read more

-
Daily CyberSecurity
CVE-2025-55746: Critical Directus Flaw Exposes Servers to Unauthenticated File Upload and RCE
The Directus project has disclosed a critical vulnerability tracked as CVE-2025-55746 (CVSS 9.3) that could allow unauthenticated attackers to upload or modify files on vulnerable servers. Directus, a ... Read more
The following table lists the changes that have been made to the
CVE-2025-34158
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Aug. 21, 2025
Action Type Old Value New Value Changed Description Plex Media Server (PMS) versions 1.41.7.x through 1.42.0.x are affected by an unspecified security vulnerability reported via Plex’s bug bounty program. While technical details have not been publicly disclosed, the issue was acknowledged by the vendor and resolved in version 1.42.1. The vulnerability may have posed a risk to system integrity, confidentiality, or availability, prompting a strong recommendation for all users to upgrade immediately. Plex Media Server (PMS) versions 1.41.7.x through 1.42.0.x are affected by an unspecified security vulnerability reported via Plex’s bug bounty program. While technical details have not been publicly disclosed, the issue was acknowledged by the vendor and resolved in version 1.42.1. The vulnerability may pose a risk to system integrity, confidentiality, or availability, prompting a strong recommendation for all users to upgrade immediately. Added Reference https://www.vulncheck.com/advisories/plex-media-server-unspecified -
New CVE Received by [email protected]
Aug. 21, 2025
Action Type Old Value New Value Added Description Plex Media Server (PMS) versions 1.41.7.x through 1.42.0.x are affected by an unspecified security vulnerability reported via Plex’s bug bounty program. While technical details have not been publicly disclosed, the issue was acknowledged by the vendor and resolved in version 1.42.1. The vulnerability may have posed a risk to system integrity, confidentiality, or availability, prompting a strong recommendation for all users to upgrade immediately. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-20 Added Reference https://forums.plex.tv/t/plex-media-server-security-update/928341 Added Reference https://www.bleepingcomputer.com/news/security/plex-warns-users-to-patch-security-vulnerability-immediately/ Added Reference https://www.plex.tv/media-server-downloads/ Added Reference https://www.runzero.com/blog/plex/ Added Reference https://www.tenable.com/plugins/nessus/250294