VulnerabilityModified
CVE-2025-50154
Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.
MEDIUM 6.5EPSS 25.6%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 25.6%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an unauthorized attacker to perform spoofing over a network.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- EPSS
- 25.56% probability · 98th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- microsoft/windows 10 1507 · microsoft/windows 10 1607 · microsoft/windows 10 1809 · microsoft/windows 10 21h2 · microsoft/windows 10 22h2 · microsoft/windows 11 22h2 · microsoft/windows 11 23h2 · microsoft/windows 11 24h2 · microsoft/windows server 2008 · microsoft/windows server 2012 · microsoft/windows server 2016 · microsoft/windows server 2019 · microsoft/windows server 2022 · microsoft/windows server 2022 23h2 · microsoft/windows server 2025
- Source
- secure@microsoft.com
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50154Vendor Advisory
- https://cymulate.com/blog/zero-click-one-ntlm-microsoft-security-patch-bypass-cve-2025-50154/
- https://github.com/rubenformation/CVE-2025-50154/
- https://www.vicarius.io/vsociety/posts/cve-2025-50154-detection-script-zero-click-windows-file-explorer-spoofing-vulnerabilityExploit, Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-50154-mitigation-script-zero-click-windows-file-explorer-spoofing-vulnerabilityExploit, Mitigation, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.