Threat Intelligence / CVE / CVE-2025-33053

CVE-2025-33053 — Microsoft Windows 10 Version 1507

CISA KEV
CVSS v3.1 8.8 (HIGH) · EPSS 82.0% (higher than 99.6% of all scored CVEs) · Priority 9/10 · Published 2025-06-10

As of 2026-02-26, CVE-2025-33053 is a HIGH-severity vulnerability in Microsoft Windows 10 Version 1507, CVSS v3.1 8.8, EPSS 82.0% (99.6th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-06-10), with a US federal remediation deadline of 2025-07-01. Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2025-33053, most recently “Exposed Server Reveals AI-Assisted WebDAV Phishing Kit Targeting Mexican Users (CVE-2025-33053)”.

Last updated: 2026-02-26

What is CVE-2025-33053?

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

The record classifies CVE-2025-33053 under weakness class CWE-73. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 12 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 460 days ago.

Severity and exploitation probability

CVSS v3.1 base score
8.8 — HIGH
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
EPSS (FIRST)
82.0% probability of exploitation in the next 30 days, higher than 99.6% of all scored CVEs
CISA KEV
Listed since 2025-06-10, federal remediation deadline 2025-07-01
Threadlinqs priority
9/10 — CISA KEV-listed, which Threadlinqs floors at 9
Published
2025-06-10, last modified 2026-02-26

Is CVE-2025-33053 being exploited?

CISA added CVE-2025-33053 to the Known Exploited Vulnerabilities catalog on 2025-06-10, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2025-07-01 under BOD 22-01. Weaponised exploit code for CVE-2025-33053 is publicly available. 6 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 43 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2025-33053

Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-33053. Because CVE-2025-33053 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2025-07-01. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.

Threat activity tracking CVE-2025-33053

1 tracked threat in the Threadlinqs corpus references CVE-2025-33053, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, NVD, FIRST EPSS, CISA KEV, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Vendor advisory and patch

Full detection coverage & IOCs for threats exploiting CVE-2025-33053 are available via the Threadlinqs MCP server (Purple tier). View plans →

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