CVE-2025-33053 KEV
8.8
HIGH · CVSS 3.1 · EPSS 87% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2025-07-01.
Description
External control of file name or path in Internet Shortcut Files allows an unauthorized attacker to execute code over a network.
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 87.02% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-73 |
| On CISA KEV | yes — remediate by 2025-07-01 |
| Public exploit | none known |
| Published | 2025-06-10 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Windows External Control of File Name or Path Vulnerability |
|---|---|
| Added | 2025-06-10 |
| Due | 2025-07-01 |
| Vendor / product | Microsoft / Windows |
| Ransomware use | none reported |
Affected (15)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1607 |
| microsoft | windows 10 1809 |
| microsoft | windows 10 21h2 |
| microsoft | windows 10 22h2 |
| microsoft | windows 11 22h2 |
| microsoft | windows 11 23h2 |
| microsoft | windows 11 24h2 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows server 2016 |
| microsoft | windows server 2019 |
| microsoft | windows server 2022 |
| microsoft | windows server 2022 23h2 |
| microsoft | windows server 2025 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33053
- https://research.checkpoint.com/2025/stealth-falcon-zero-day/
- https://therecord.media/microsoft-cisa-zero-day-turkish-defense-org
- https://www.bleepingcomputer.com/news/security/stealth-falcon-hackers-exploited-windows-webdav-zero-day-to-drop-malware/
- https://www.darkreading.com/vulnerabilities-threats/stealth-falcon-apt-exploits-microsoft-rce-zero-day-mideast
- https://www.theregister.com/2025/06/10/microsoft_patch_tuesday_june/
- https://www.vicarius.io/vsociety/posts/cve-2025-33053-detection-script-remote-code-execution-vulnerability-in-microsoft-webdav
- https://www.vicarius.io/vsociety/posts/cve-2025-33053-mitigation-script-remote-code-execution-vulnerability-in-microsoft-webdav
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-33053
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