Vulnerability intelligence

CVE-2026-45501

Microsoft Microsoft Exchange Server 2016 Cumulative Update 23 CWE-918

Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to perform spoofing over a network.

CVSS Score

6.5

Medium

EPSS — Exploit Probability

0.5%

Riskier than 37% of all CVEs · checked 2026-10-05

Exploitation

Not in CISA KEV

KEV does not include every exploited vulnerability

Remediation

Patch available

Vendor fix published

1 article across 1 outlet · first covered Aug 26, 2026 · latest Aug 26, 2026

Coverage timeline