CVE-2025-26644
Windows Hello Spoofing Vulnerability
- Published
- Updated
- Reserved
- Assigned by
- microsoft
Description
Automated recognition mechanism with inadequate detection or handling of adversarial input perturbations in Windows Hello allows an unauthorized attacker to perform spoofing locally.
Timeline
ID reserved
By microsoft
- 55 days later
· 55 days later
Published
- 16 months later
· 16 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| microsoftCNA (assigner) | 3.1 | Medium5.1 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C |
| NVDNVD · Analyzed | 3.1 | Medium5.1 | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.56% · top 53% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.1.
Weakness
Affected products
Microsoft · Windows 10 Version 1809
- affected 10.0.17763.0 – < 10.0.17763.7136
Microsoft · Windows 10 Version 21H2
- affected 10.0.19044.0 – < 10.0.19044.5737
Microsoft · Windows 10 Version 22H2
- affected 10.0.19045.0 – < 10.0.19045.5737
Microsoft · Windows 11 version 22H2
- affected 10.0.22621.0 – < 10.0.22621.5189
Microsoft · Windows 11 version 22H3
- affected 10.0.22631.0 – < 10.0.22631.5189
Microsoft · Windows 11 Version 23H2
- affected 10.0.22631.0 – < 10.0.22631.5189
Microsoft · Windows 11 Version 24H2
- affected 10.0.26100.0 – < 10.0.26100.3775
Microsoft · Windows Server 2019
- affected 10.0.17763.0 – < 10.0.17763.7136
Microsoft · Windows Server 2019 (Server Core installation)
- affected 10.0.17763.0 – < 10.0.17763.7136
Microsoft · Windows Server 2025
- affected 10.0.26100.0 – < 10.0.26100.3775
Microsoft · Windows Server 2025 (Server Core installation)
- affected 10.0.26100.0 – < 10.0.26100.3775
References (1)
- Windows Hello Spoofing Vulnerability (opens in a new tab)vendor-advisorypatch
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-26644)Record last updated .