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CVE-2025-53786

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 further investigation, Microsoft identified specific security implications tied to the guidance and configuration steps outlined in the April announcement. Microsoft is issuing CVE-2025-53786 to document a vulnerability that is addressed by taking the steps documented with the April 18th announcement. Microsoft strongly recommends reading the information, installing the April 2025 (or later) Hot Fix and implementing the changes in your Exchange Server and hybrid environment.

CVSS 3.1 · 8 High EPSS 8.0% KEV · Not listed
Vendors
CVE-2026-45600

Windows Kernel-Mode Driver Elevation of Privilege Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
CVE-2026-41854

Spring Framework Server-Side Request Forgery via UriComponentsBuilder

Due to incorrect host parsing, applications that rely on UriComponentsBuilder to parse and validate an externally provided URL string may be exposed to a server-side request forgery (SSRF) attack. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18.

CVSS 3.1 · 4.2 Medium EPSS < 1% KEV · Not listed
Vendors