Actively exploited · Published Jun 10, 2025 · Assigned by microsoft
CVE-2025-33053Internet Shortcut Files Remote Code Execution Vulnerability
High 8.8 Exploited
In plain English
A high-severity security flaw in Windows 10 Version 1507 from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on June 10, 2025). The chance it is exploited in the next 30 days is estimated at 87.1% (higher than 99.8% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, public proof-of-concept code. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA guidance
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Federal agencies must remediate by Jul 1, 2025.
Official description
External control of file name or path in Internet Shortcut Files allows an unauthorized attacker to execute code over a network.
Affected products (as reported)
Weakness: CWE-73 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
References
- Internet Shortcut Files Remote Code Execution Vulnerability vendor-advisory, patch
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-33053 government-resource
- https://research.checkpoint.com/2025/stealth-falcon-zero-day/
- https://www.darkreading.com/vulnerabilities-threats/stealth-falcon-apt-exploits-microsoft-rce-zero-day-mideast
- 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.theregister.com/2025/06/10/microsoft_patch_tuesday_june/
- https://www.vicarius.io/vsociety/posts/cve-2025-33053-mitigation-script-remote-code-execution-vulnerability-in-microsoft-webdav
- https://www.vicarius.io/vsociety/posts/cve-2025-33053-detection-script-remote-code-execution-vulnerability-in-microsoft-webdav