Is CVE-2025-33053 being actively exploited?

Yes. CVE-2025-33053 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added on June 10, 2025.

What is the CVSS score for CVE-2025-33053?

CVE-2025-33053 has a CVSS 3.1 base score of 8.8 (HIGH).

CVE-2025-33053

HIGH · CVSS 8.8CISA KEV: actively exploitedEPSS 87.0%EU EUVD: exploited

External control of file name or path in Internet Shortcut Files allows an unauthorized attacker to execute code over a network.

Key facts

CVSS score: 8.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-73
EPSS score: 87.0% (100th percentile)
In CISA KEV: Yes, added June 10, 2025
In EU EUVD: Yes (EUVD-2025-17721)
Published: June 10, 2025
NVD last modified: June 17, 2026
Status: Analyzed

CISA Known Exploited Vulnerability

Microsoft Windows External Control of File Name or Path Vulnerability

Added to the KEV catalog on June 10, 2025; federal remediation due July 1, 2025.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2025-17721 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on February 26, 2026.

View on the EU Vulnerability Database

Affected products

microsoft / windows 10 1507
microsoft / windows 10 1507
microsoft / windows 10 1607
microsoft / windows 10 1607
microsoft / windows 10 1809
microsoft / windows 10 1809
microsoft / windows 10 21h2
microsoft / windows 10 21h2
microsoft / windows 10 21h2
microsoft / windows 10 22h2
microsoft / windows 10 22h2
microsoft / windows 10 22h2
microsoft / windows 11 22h2
microsoft / windows 11 22h2
microsoft / windows 11 23h2
microsoft / windows 11 23h2
microsoft / windows 11 24h2
microsoft / windows 11 24h2
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2008
microsoft / windows server 2012
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

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

Microsoft Windows 10 and Server version 1903 (May 2019 Update) - Microsoft Corporation - Common Criteria 2019-22-INF-2839 - archived

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33053(Vendor Advisory)
https://research.checkpoint.com/2025/stealth-falcon-zero-day/(Exploit, Technical Description)
https://therecord.media/microsoft-cisa-zero-day-turkish-defense-org(Press/Media Coverage)
https://www.bleepingcomputer.com/news/security/stealth-falcon-hackers-exploited-windows-webdav-zero-day-to-drop-malware/(Press/Media Coverage)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-33053(US Government Resource)
https://www.darkreading.com/vulnerabilities-threats/stealth-falcon-apt-exploits-microsoft-rce-zero-day-mideast(Press/Media Coverage)
https://www.theregister.com/2025/06/10/microsoft_patch_tuesday_june/(Press/Media Coverage)
https://www.vicarius.io/vsociety/posts/cve-2025-33053-detection-script-remote-code-execution-vulnerability-in-microsoft-webdav(Exploit, Third Party Advisory)
https://www.vicarius.io/vsociety/posts/cve-2025-33053-mitigation-script-remote-code-execution-vulnerability-in-microsoft-webdav(Exploit, Mitigation, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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