70 matches found
CVE-2026-56191
Improper authentication in Microsoft Exchange Online allows an unauthorized attacker to perform tampering over a network...
EUVD-2026-48458
Improper authentication in Microsoft Exchange Online allows an unauthorized attacker to perform tampering over a network...
CVE-2026-56191
Technical details about CVE-2026-56191 are not provided in the connected documents. Public information here only cites improper authentication and tampering risk for Microsoft Exchange Online. Monitor for updates from official advisories.
CVE-2026-56191
Improper authentication in Microsoft Exchange Online allows an unauthorized attacker to perform tampering over a network...
CVE-2026-56191 Microsoft Exchange Online Tampering Vulnerability
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CVE-2026-56191 Microsoft Exchange Online Tampering Vulnerability
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PT-2026-64208
Name of the Vulnerable Software and Affected Versions Microsoft Exchange Online affected versions not specified Description Improper authentication allows an unauthorized attacker to perform tampering over a network. Recommendations At the moment, there is no information about a newer version tha...
Microsoft Exchange Online Tampering Vulnerability
Improper authentication in Microsoft Exchange Online allows an unauthorized attacker to perform tampering over a network...
Vulnerabilities in Microsoft Exchange
Microsoft has addressed vulnerabilities in Exchange, both Online and on-premise versions. A malicious individual could exploit these vulnerabilities to impersonate other users, gain elevated privileges, execute arbitrary code, and thereby access sensitive data. The vulnerability in Exchange Onlin...
EUVD-2026-41446
Incorrect authorization in Microsoft Exchange Online allows an authorized attacker to elevate privileges over a network...
CVE-2026-54998
Incorrect authorization in Microsoft Exchange Online allows an authorized attacker to elevate privileges over a network...
CVE-2026-54998 Microsoft Exchange Online Elevation of Privilege Vulnerability
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CVE-2026-54998
CVE-2026-54998 describes an incorrect authorization in Microsoft Exchange Online that enables an authorized attacker to elevate privileges over a network. This vulnerability impacts Exchange Online’s authorization checks, allowing escalation of access from an existing authorized state. The CVSS 3...
CVE-2026-54998 Microsoft Exchange Online Elevation of Privilege Vulnerability
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CVE-2026-54998
Incorrect authorization in Microsoft Exchange Online allows an authorized attacker to elevate privileges over a network...
Microsoft Exchange Online Elevation of Privilege Vulnerability
Incorrect authorization in Microsoft Exchange Online allows an authorized attacker to elevate privileges over a network...
PT-2026-55320
Name of the Vulnerable Software and Affected Versions Microsoft Exchange Online affected versions not specified Description Incorrect authorization allows an authorized attacker to elevate privileges over a network. Recommendations At the moment, there is no information about a newer version that...
KLA91131 PE vulnerability in Microsoft Server Software
Privilege escalation vulnerability was found in Microsoft Server Software. Malicious users can exploit this vulnerability to gain privileges. Original advisories CVE-2026-54998 Exploitation Public exploits exist for this vulnerability. Related products Microsoft-Exchange-Online CVE list...