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CVE-2025-46388VulnerabilityPublished

CVE-2025-46388: Emby MediaBrowser · Information Exposure

Affects Emby MediaBrowserSource CVE Database V5

0

Not known to be exploited · CVSS 4.3 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 13% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 Aug 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
Emby MediaBrowserAffected
  • =4.9.0.35
Fixed in–

AI-suggested

Organizations should immediately assess their use of Emby MediaBrowser and identify any instances running version 4.9.0.35. Until an official patch is released, it is advisable to restrict network access to the media server, limiting it to trusted internal networks and VPNs only. Implement network segmentation to isolate the media server from critical systems and sensitive data repositories. Review and tighten user privilege assignments to ensure minimal necessary access, as the vulnerability requires low privileges to exploit. Monitor network traffic for unusual access patterns or data exfiltration attempts related to the media server. Enable and review detailed logging on Emby MediaBrowser to detect unauthorized access attempts. Once a patch becomes available, prioritize its deployment. Additionally, consider alternative media server solutions if immediate patching is not feasible and the risk is unacceptable.

Description

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

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