Microsoft · Exchange Server · CVE-2026-45503
**Name of the Vulnerable Software and Affected Versions**
Microsoft Exchange Server (affected versions not specified)
**Description**
An improper authorization issue leads to Server-side Request Forgery (SSRF), a flaw where a server is tricked into making unintended requests to an internal or external resource. This allows an authorized attacker to disclose information over a network.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.