Path Traversal in Microsoft Remote Desktop Client For Windows
CVE-2025-26645
Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
EPSS: 0.001 (33.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.
Affected products
- Microsoft Remote Desktop Client For Windows — versions 1.2.0.0
- 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
- Microsoft Windows 11 Version 22h2 — versions 10.0.22621.0
- Microsoft Windows 11 Version 22h3 — versions 10.0.22631.0
- Microsoft Windows 11 Version 23h2 — versions 10.0.22631.0
- Microsoft Windows 11 Version 24h2 — versions 10.0.26100.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- Remote Desktop Client Remote Code Execution Vulnerability (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2025-26645?
- CVE-2025-26645 is a high-severity vulnerability in Microsoft Remote Desktop Client For Windows, classified under Relative Path Traversal. CVSS score: 8.8/10. Published 2025-03-11.
- How severe is CVE-2025-26645?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2025-26645 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.