CVE-2025-59258HighCVSS 6.2

Windows Active Directory Federation Services (ADFS) Information Disclosure Vulnerability

Published
October 14, 2025
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2025-59258 →

📋 Description

Insertion of sensitive information into log file in Active Directory Federation Services allows an unauthorized attacker to disclose information locally.

🎯 Affected products13

  • Windows Server 2012
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2016
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2022, 23H2 Edition (Server Core installation)
  • Windows Server 2025
  • Windows Server 2025 (Server Core installation)

✅ Remediation

KB5066586 (Security Update) — fixed build 10.0.17763.7919 KB5066782 (Security Update) — fixed build 10.0.20348.4294 KB5066835 (Security Update) — fixed build 10.0.26100.6899 KB5066780 (Security Update) — fixed build 10.0.25398.1913 KB5066836 (Security Update) — fixed build 10.0.14393.8519 KB5066875 (Monthly Rollup) — fixed build 6.2.9200.25722 KB5066873 (Monthly Rollup) — fixed build 6.3.9600.22824

🔗 References (15)