Live › vulnerability › CVE-2026-96654
Go to dashboardPlex Media Server mishandles encoded URI schemes in a web page, letting an attacker call other plugins' functions with attacker-chosen parameters. The sources say it can be chained with CVE-2026-96652, CVE-2026-96655 and CVE-2026-96656, and CISA lists it as actively exploited.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 5h before NVD. All times on this page are UTC.
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.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Plex Media Server | vendor | < 1.43.3.10861 | 1.43.3.10861 |
| Plex Media Server | vendor | – | – |
Check the installed Plex Media Server version against the fixed release (Plex Media Server version string in the Settings or dashboard).
Upgrade Plex Media Server to 1.43.3.10861 or later.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Plex Media Server contains an improper neutralization of encoded URI schemes in a web page vulnerability that could allow an attacker to call other plugins' functions and supply their own parameters. This vulnerability can be chained with CVE-2026-96652, CVE-2026-96655, and CVE-2026-96656.
CISA 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.
This page as .md · .json · in your agent: get_signal("CVE-2026-96654")
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