CVE-2025-33053
KEV Microsoft Windows External Control of File Name or Path Vulnerability
Description
Microsoft Windows contains an external control of file name or path vulnerability that could allow an attacker to execute code from a remote WebDAV location specified by the WorkingDirectory attribute of Internet Shortcut files.
External control of file name or path in Internet Shortcut Files allows an unauthorized attacker to execute code over a network.
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HPublishedJun 10, 2025
Last modifiedJun 17, 2026
Added to KEVJun 10, 2025
Remediation dueJul 1, 2025
References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33053Vendor Advisory
- research.checkpoint.com/2025/stealth-falcon-zero-day/ExploitTechnical Description
- therecord.media/microsoft-cisa-zero-day-turkish-defense-orgPress/Media Coverage
- bleepingcomputer.com/news/security/stealth-falcon-hackers-exploited-windows-webdav-zero-day-to-drop-malware/Press/Media Coverage
- darkreading.com/vulnerabilities-threats/stealth-falcon-apt-exploits-microsoft-rce-zero-day-mideastPress/Media Coverage
- theregister.com/2025/06/10/microsoft_patch_tuesday_june/Press/Media Coverage
- vicarius.io/vsociety/posts/cve-2025-33053-detection-script-remote-code-execution-vulnerability-in-microsoft-webdavExploitThird Party Advisory
- vicarius.io/vsociety/posts/cve-2025-33053-mitigation-script-remote-code-execution-vulnerability-in-microsoft-webdavExploitMitigation
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-33053US Government Resource
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83
Risk assessment · Critical
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 482 days
- CVSS
- 8.8 HIGH
- EPSS (30-day exploit probability)
- 87.0% · top 1% of all CVEs
- Weakness
- CWE-73
- Attack vector
- Network, remotely reachable
Recommended actions
- 1.Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.