CVE-2026-45503
Microsoft Exchange Server Information Disclosure Vulnerability
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.1EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
09 Jun 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to disclose information over a network.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C
Affected products
Microsoft · Microsoft Exchange Server 2016 Cumulative Update 23Microsoft · Microsoft Exchange Server 2019 Cumulative Update 14Microsoft · Microsoft Exchange Server 2019 Cumulative Update 15Microsoft · Microsoft Exchange Server Subscription Edition RTMWant to know if your infrastructure is exposed to this?
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