Strix
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CVE-2025-27487

HIGHCVSS 8/10EPSS 1.26%

Last modified

CVE-2025-27487 is a high-severity vulnerability rated 8/10 on the CVSS scale. Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.. EPSS estimates a 1.26% chance of exploitation in the next 30 days.

Description

Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.

Metrics

CVSS 3.1
8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
1.26%

65.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
MicrosoftRemote Desktop Client< 1.2.6081—
MicrosoftWindows App< 2.0.379.0—
MicrosoftWindows 10 1507< 10.0.10240.20978—
MicrosoftWindows 10 1607< 10.0.14393.7969—
MicrosoftWindows 10 1809< 10.0.17763.7136—
MicrosoftWindows 10 21h2< 10.0.19044.5737—
MicrosoftWindows 10 22h2< 10.0.19045.5737—
MicrosoftWindows 11 22h2< 10.0.22621.5189—
MicrosoftWindows 11 23h2< 10.0.22631.5189—
MicrosoftWindows 11 24h2< 10.0.26100.3775—
MicrosoftWindows Server 2008r2Sp1
MicrosoftWindows Server 2012All versions—
MicrosoftWindows Server 2012r2—
MicrosoftWindows Server 2016< 10.0.14393.7969—
MicrosoftWindows Server 2019< 10.0.17763.7136—
MicrosoftWindows Server 2022< 10.0.20348.3453—
MicrosoftWindows Server 2022 23h2< 10.0.25398.1551—
MicrosoftWindows Server 2025< 10.0.26100.3775—

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-27487?
Heap-based buffer overflow in Remote Desktop Client allows an authorized attacker to execute code over a network.
How severe is CVE-2025-27487?
CVE-2025-27487 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 1.26% probability of exploitation in the next 30 days.
How do I fix CVE-2025-27487?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-27487?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST