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High 8.8CVE-2026-96940 Public exploit
Microsoft Exchange Server Elevation of Privilege Vulnerability
Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
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High 8.0CVE-2026-62911 Public exploit
Microsoft Exchange Server Elevation of Privilege Vulnerability
Authentication bypass by capture-replay in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
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High 8.8CVE-2026-45504 Public exploit
Microsoft Exchange Server Elevation of Privilege Vulnerability
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
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High 8.1
Microsoft Exchange Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.
KEV May 15, 2026 -
High 8.0CVE-2025-53786 Public exploit
Microsoft Exchange Server Hybrid Deployment Elevation of Privilege Vulnerability
On April 18th 2025, Microsoft announced Exchange Server Security Changes for Hybrid Deployments and accompanying non-security Hot Fix. Microsoft made these changes in the general interest of improving the security of hybrid Exchange deployments. Following fur…