CVE-2025-25007HighCVSS 5.3

Microsoft Exchange Server Spoofing Vulnerability

Published
August 12, 2025
Last Modified
—

🔗 CVE IDs covered (1)

📋 Description

Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

🎯 Affected products4

  • Microsoft Exchange Server 2016 Cumulative Update 23
  • Microsoft Exchange Server 2019 Cumulative Update 14
  • Microsoft Exchange Server 2019 Cumulative Update 15
  • Microsoft Exchange Server Subscription Edition RTM

✅ Remediation

KB5063224 (Security Update) — fixed build 15.02.2562.020 KB5063223 (Security Update) — fixed build 15.01.2507.058 KB5063222 (Security Update) — fixed build 15.02.1544.033 KB5063221 (Security Update) — fixed build 15.02.1748.036

🔗 References (9)