Cyber Resilience

CVE-2025-26669

High

Published: 08 April 2025

Published
08 April 2025
Modified
09 July 2025
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0234 85.2th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-26669 is a high-severity Out-of-bounds Read (CWE-125) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 14.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

The vulnerability CVE-2025-26669 is an out-of-bounds read, categorized under CWE-125, in the Windows Routing and Remote Access Service (RRAS). Published on 2025-04-08, the flaw received a CVSS 3.1 score of 8.8 reflecting a network-accessible attack path with low complexity and no required privileges.

An unauthorized attacker can trigger the condition remotely over a network to disclose information, with the attack vector requiring user interaction on the target system.

The Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26669 provides official guidance on available updates and mitigation steps for affected Windows installations. The associated EPSS score remains low, with a current value of 0.0234 and a peak of 0.0276.

EU & UK References

Vulnerability details

Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10 1507
≤ 10.0.10240.20978 · ≤ 10.0.10240.20978
microsoft
windows 10 1607
≤ 10.0.14393.7969 · ≤ 10.0.14393.7969
microsoft
windows 10 1809
≤ 10.0.17763.7136 · ≤ 10.0.17763.7136
microsoft
windows 10 21h2
≤ 10.0.19044.5737
microsoft
windows 10 22h2
≤ 10.0.19045.5737
microsoft
windows 11 22h2
≤ 10.0.22621.5189
microsoft
windows 11 23h2
≤ 10.0.22631.5189
microsoft
windows 11 24h2
≤ 10.0.26100.3775
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
+5 more product configuration(s) — see NVD for full list

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References