CVE-2026-45501: medium-severity vulnerability in Microsoft Exchange Server 2016 Cumulative…
Microsoft Exchange Server Spoofing Vulnerability
Published · Updated
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 0.5%
exploitation probability
0.5%top 62% of all CVEs
observed exploitation
nono source reports it
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to perform spoofing over a network.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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 RTMRelated CVEs — Microsoft Exchange Server 2016 Cumulative…
In the same product, most dangerous first.
CVE-2022-41082HIGHMicrosoft Exchange Server Remote Code Execution VulnerabilityEPSS 100.0%KEVCVE-2022-41040HIGHMicrosoft Exchange Server Elevation of Privilege VulnerabilityEPSS 100.0%KEVCVE-2022-41080HIGHMicrosoft Exchange Server Elevation of Privilege VulnerabilityEPSS 77.3%KEVCVE-2023-21529HIGHMicrosoft Exchange Server Remote Code Execution VulnerabilityEPSS 59.3%KEVCVE-2024-21410CRITICALMicrosoft Exchange Server Elevation of Privilege VulnerabilityEPSS 12.6%KEVCVE-2026-42897HIGHMicrosoft Exchange Server Spoofing VulnerabilityEPSS 0.5%KEV