CVE-2026-45583

HighCVSS 8.1/10Last modified Jul 28, 2026

Description

Improper control of generation of code ('code injection') in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-94

Affected software

No affected versions have been published.

Timeline

Published: Jun 9, 2026
Last modified: Jul 28, 2026
NVD status: Analyzed

Related CVEs from 2026

CVE-2026-455848.1Heap-based buffer overflow in Microsoft Defender allows an unauthorized attacker to execute code over a network.CVE-2026-455856.8Microsoft is aware of a security feature bypass vulnerability in Windows publicly referred to as "YellowKey". The proof of concept CVE-2026-455867.8Improper link resolution before file access ('link following') in Windows Collaborative Translation Framework allows an authorized attacker CVE-2026-455887.9Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.CVE-2026-45596.4The Image Photo Gallery Final Tiles Grid plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'delay' shortcode attribu CVE-2026-455917.5Uncontrolled resource consumption in ASP.NET Core allows an unauthorized attacker to deny service over a network.CVE-2026-455927.8Integer overflow or wraparound in Windows Internet (wininet.dll) allows an authorized attacker to elevate privileges locally.CVE-2026-455937.8Use after free in Windows SDK allows an authorized attacker to elevate privileges locally.CVE-2026-455945.5Exposure of sensitive information to an unauthorized actor in Windows Application Identity (AppID) Subsystem allows an authorized attacker t CVE-2026-455955.4Protection mechanism failure in Windows Mark of the Web (MOTW) allows an unauthorized attacker to bypass a security feature over a network.CVE-2026-455967.0Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.CVE-2026-455977.0Concurrent execution using shared resource with improper synchronization ('race condition') in UI Automation Manager (uiamanager.dll) allows