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CVE-2025-54895: SPNEGO Extended Negotiation (NEGOEX) Security Mechanism Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows SPNEGO Extended Negotiation allows an authorized attacker to elevate privileges locally.

Microsoft Security Response Center
#vulnerability#windows#auth#Windows SPNEGO Extended Negotiation#Security Vulnerability
CVE-2025-54111: Windows UI XAML Phone DatePickerFlyout Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited the vulnerability?** An attacker who successfully exploited this vulnerability could potentially gain the ability to crash the system by exploiting the use-after-free vulnerability, even as a standard user.

CVE-2025-54110: Windows Kernel Elevation of Privilege Vulnerability

**What privileges could be gained by an attacker who successfully exploited this vulnerability?** An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

CVE-2025-54101: Windows SMB Client Remote Code Execution Vulnerability

**According to the CVSS metric, the attack vector is network (AV:N), user interaction is required (UI:R), and privileges required are low (PR:L). What does that mean for this vulnerability?** Exploitation of this vulnerability requires an authorized attacker on the domain to wait for a user to initiate a connection to a malicious server that the attacker has set up prior to the user connecting.

CVE-2025-54096: Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability

**What type of information could be disclosed by this vulnerability?** An attacker who successfully exploited this vulnerability could potentially read portions of heap memory.