Auth bypass in Microsoft Windows_10_1507
CVE-2025-59280
Improper authentication in Windows SMB Client allows an unauthorized attacker to perform tampering over a network.
Vulnerability class: Broken Authentication
EPSS: 0.004 (33.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Microsoft Windows_10_1507
- Microsoft Windows_10_1607
- Microsoft Windows_10_1809
- Microsoft Windows_10_21h2
- Microsoft Windows_10_22h2
- Microsoft Windows 10 Version 1507 — versions 10.0.10240.0
- Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
- Microsoft Windows 10 Version 1809 — versions 10.0.17763.0
- Microsoft Windows 10 Version 21h2 — versions 10.0.19044.0
- Microsoft Windows 10 Version 22h2 — versions 10.0.19045.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (vendor-advisory, patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-59280?
- CVE-2025-59280 is a low-severity vulnerability in Microsoft Windows_10_1507, classified under Improper Authentication. CVSS score: 3.1/10. Published 2025-10-14.
- How severe is CVE-2025-59280?
- Low severity. CVSS v3 base score is 3.1 out of 10.
- Is CVE-2025-59280 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.