CVE-2014-9304: n/a vulnerability

CVE-2014-9304: Plex Media Server before 0.9.9.3 allows remote attackers to bypass the web server whitelist, conduct SSRF a...

Plex Media Server before 0.9.9.3 allows remote attackers to bypass the web server whitelist, conduct SSRF attacks, and execute arbitrary administrative actions via multiple crafted X-Plex-Url headers to system/proxy, which are inconsistently processed by the request handler in the backend web server.

UnknownCVSS not scoredNot KEV-listedUpdatedSep 17, 2024, 03:02 UTC (UTC+00:00)

Security readout for executives and security teams

This older Plex Media Server flaw lets a remote attacker bypass the server’s whitelist protections. In affected versions before 0.9.9.3, that could enable server-side request forgery and unauthorized administrative actions. Treat exposed legacy Plex servers as business risk until version and network exposure are verified. Exposure is likely limited to Plex Media Server deployments older than 0.9.9.3, especially where the web server is reachable from untrusted networks. The supplied data does not identify platforms, package names, or CPEs. Prioritize verification if Plex is used in the environment or exposed externally. The issue is old, but the described impact includes unauthorized administrative actions, so unmanaged legacy servers should be upgraded or isolated promptly. Mitigation focus: Upgrade Plex Media Server to 0.9.9.3 or later.; Confirm Plex web access is not exposed to untrusted networks.; Restrict administrative access to trusted hosts or VPN paths..

Prepared: Jun 14, 2026, 05:41 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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CVE-2014-9304 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Dec 7, 2014, 21:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20140228-1_Plex_Media_Server_Authentication_bypass_local_file_disclosure_v10.txtCVE reference · x_refsource_MISC
https://forums.plex.tv/index.php/topic/62832-plex-media-server/?p=583250CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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