CVE-2025-21197

Name: CVE-2025-21197
Creator: NVD / NIST
Published: 2025-04-08T18:15:45.02+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.63%

Last modified Jun 17, 2026

CVE-2025-21197 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Improper access control in Windows NTFS allows an authorized attacker to disclose file path information under a folder where the attacker doesn't have permission to list content.. EPSS estimates a 2.63% chance of exploitation in the next 30 days.

Description

Improper access control in Windows NTFS allows an authorized attacker to disclose file path information under a folder where the attacker doesn't have permission to list content.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

2.63%

83.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 10 1507	< 10.0.10240.20978	—
Microsoft	Windows 10 1607	< 10.0.14393.7969	—
Microsoft	Windows 10 1809	< 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	Sp2
Microsoft	Windows Server 2008	r2	Sp1
Microsoft	Windows Server 2012	All versions	—
Microsoft	Windows Server 2012	r2	—
Microsoft	Windows Server 2016	< 10.0.14393.7969	—
Microsoft	Windows Server 2019	< 10.0.17763.7136	—
Microsoft	Windows Server 2022	< 10.0.20348.3453	—
Microsoft	Windows Server 2022 23h2	< 10.0.25398.1551	—
Microsoft	Windows Server 2025	< 10.0.26100.3775	—

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21197Vendor Advisory

Timeline

Published: Apr 8, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-21197?

Improper access control in Windows NTFS allows an authorized attacker to disclose file path information under a folder where the attacker doesn't have permission to list content.

How severe is CVE-2025-21197?

CVE-2025-21197 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.63% probability of exploitation in the next 30 days.

How do I fix CVE-2025-21197?

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-2025-21197?

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

Scan your code now

Source: NVD / NIST