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Vulnerabilities

Vulnerability · CVE-2025-29837

Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to disclose information locally.

Published May 13, 2025 · catalog updated Feb 13, 2026 · Microsoft Windows Server 2012 R2

Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.7%
Remediation
Version ranges on file
Affected products
vendor Microsoft Windows Server 2012 R2 6.3.9600.0 <6.3.9600.22577

Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to disclose information locally.

Technical analysis

Mechanism and impact are interpreted from ingested advisories — not independent exploit research.

  • CWE classification

    No CWE identifiers stored yet.

  • Prerequisites and impact

    Follow the original vendor advisory for access prerequisites and impact. This catalog does not invent exploit conditions.

How to fix CVE-2025-29837

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2025-29837 is a medium public vulnerability record for Microsoft Windows Server 2012 R2. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether Microsoft Windows Server 2012 R2 is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: Microsoft Windows Server 2012 R2 6.3.9600.0 <6.3.9600.22577 (6.3.9600.0 <6.3.9600.22577). Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: CVSS 5.5 (technical impact); EPSS 0.7% (30-day exploitation probability). It is not currently listed in the CISA Known Exploited catalog. Sources contributing to this record: epss, euvd. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Related intelligence

  • Exploitation evidence

    Not listed as known exploited in CISA KEV. Not in CISA KEV or VulnCheck KEV.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 13, 2025 · EUVD

    Detected

    Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to disclose information locally.

  2. Feb 13, 2026 · EUVD

    Updated

    Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to disclose information locally.

Affected versions

Enter an installed version to get a verified affected / not-affected result against the ranges below.

  • vendor Microsoft Windows Server 2012 R2 6.3.9600.0 <6.3.9600.225776.3.9600.0 <6.3.9600.22577

Sources

  • FIRST EPSSExploitation probabilityCVE-2025-29837

    30-day exploitation probability 0.7%

    first.org
  • EUVDVulnerability recordEUVD-2025-14428

    Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to disclose information locally.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.