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CVE-2025-33053

Microsoft Windows External Control of File Name or Path

8.8 HIGHActively exploited (CISA KEV)Public exploitEPSS 87.0%
  1. Published10 Jun 2025
  2. Added to CISA KEV10 Jun 2025
  3. Remediation due1 Jul 2025
Actively exploited (CISA KEV)

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.

Added to KEV: 10 Jun 2025Federal remediation due: 1 Jul 2025

Description

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

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 10 1507< 10.0.10240.21034
Microsoft Windows 10 1607< 10.0.14393.8148
Microsoft Windows 10 1809< 10.0.17763.7434
Microsoft Windows 10 21h2< 10.0.19044.5965
Microsoft Windows 10 22h2< 10.0.19045.5965
Microsoft Windows 11 22h2< 10.0.22621.5472
Microsoft Windows 11 23h2< 10.0.22631.5472
Microsoft Windows 11 24h2< 10.0.26100.4270
Microsoft Windows Server 2008r2
Microsoft Windows Server 2012r2
Microsoft Windows Server 2016< 10.0.14393.8148
Microsoft Windows Server 2019< 10.0.17763.7434
Microsoft Windows Server 2022< 10.0.20348.3745
Microsoft Windows Server 2022 23h2< 10.0.25398.1665
Microsoft Windows Server 2025< 10.0.26100.4270

Remediation

Fixed in
Microsoft Windows 10 1507≥ 10.0.10240.21034
Microsoft Windows 10 1607≥ 10.0.14393.8148
Microsoft Windows 10 1809≥ 10.0.17763.7434
Microsoft Windows 10 21h2≥ 10.0.19044.5965
Microsoft Windows 10 22h2≥ 10.0.19045.5965
Microsoft Windows 11 22h2≥ 10.0.22621.5472
Microsoft Windows 11 23h2≥ 10.0.22631.5472
Microsoft Windows 11 24h2≥ 10.0.26100.4270
Microsoft Windows Server 2016≥ 10.0.14393.8148
Microsoft Windows Server 2019≥ 10.0.17763.7434

References

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Frequently asked

Is CVE-2025-33053 being actively exploited?

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

How severe is CVE-2025-33053?

CVE-2025-33053 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 87.0% probability of exploitation.

Which products are affected by CVE-2025-33053?

Affected products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, and 10 more.

How do I fix CVE-2025-33053?

Upgrade affected software to a fixed version, for example Microsoft Windows 10 1507 10.0.10240.21034, Microsoft Windows 10 1607 10.0.14393.8148, Microsoft Windows 10 1809 10.0.17763.7434 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-33053 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, a risk for it never ranks below high, and the update that fixes it moves to the Emergency patch lane. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.