CVE-2025-26685 json
Microsoft Defender for Identity Spoofing Vulnerability
published last yr. modified 4mo ago also EUVD-2025-14436
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 54%
- public exploits
- 0
- none known
Summary
Improper authentication in Microsoft Defender for Identity allows an unauthorized attacker to perform spoofing over an adjacent network.
Patch / fix
Is CVE-2025-26685 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
0.74% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Microsoft Microsoft Defender for Identity
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2025-26685
vendor-advisory, patch
Sources
- CVE List CVE-2025-26685
- NVD CVE-2025-26685
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