CVE-2026-23674
Received
Received - Intake
Path Equivalence Bypass in Windows MapUrlToZone Enables Unauthorized Access
Publication date: 2026-03-10
Last updated on: 2026-03-13
Assigner: Microsoft Corporation
Description
Description
Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | windows_server_2012 | r2 |
| microsoft | windows_server_2012 | * |
| microsoft | windows_10_1809 | to 10.0.17763.8511 (exc) |
| microsoft | windows_10_1809 | to 10.0.17763.8511 (exc) |
| microsoft | windows_10_21h2 | to 10.0.19044.7058 (exc) |
| microsoft | windows_10_21h2 | to 10.0.19044.7058 (exc) |
| microsoft | windows_10_21h2 | to 10.0.19044.7058 (exc) |
| microsoft | windows_10_22h2 | to 10.0.19045.7058 (exc) |
| microsoft | windows_10_22h2 | to 10.0.19045.7058 (exc) |
| microsoft | windows_10_22h2 | to 10.0.19045.7058 (exc) |
| microsoft | windows_11_23h2 | to 10.0.22631.6783 (exc) |
| microsoft | windows_11_23h2 | to 10.0.22631.6783 (exc) |
| microsoft | windows_11_24h2 | to 10.0.26100.7979 (exc) |
| microsoft | windows_11_24h2 | to 10.0.26100.7979 (exc) |
| microsoft | windows_11_25h2 | to 10.0.26200.7979 (exc) |
| microsoft | windows_11_25h2 | to 10.0.26200.7979 (exc) |
| microsoft | windows_11_26h1 | to 10.0.28000.1719 (exc) |
| microsoft | windows_11_26h1 | to 10.0.28000.1719 (exc) |
| microsoft | windows_server_2016 | to 10.0.14393.8957 (exc) |
| microsoft | windows_server_2019 | to 10.0.17763.8511 (exc) |
| microsoft | windows_server_2022 | to 10.0.20348.4830 (exc) |
| microsoft | windows_server_2022_23h2 | to 10.0.25398.2207 (exc) |
| microsoft | windows_10_1607 | to 10.0.14393.8957 (exc) |
| microsoft | windows_10_1607 | to 10.0.14393.8957 (exc) |
| microsoft | windows_server_2025 | to 10.0.26100.32463 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-41 | The product is vulnerable to file system contents disclosure through path equivalence. Path equivalence involves the use of special characters in file and directory names. The associated manipulations are intended to generate multiple names for the same object. |
