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Tag: privileges

GPUBreach exploit uses GPU memory bit-flips to achieve full system takeover

GPUBreach attack technique uses GPU memory bit-flips to escalate privileges and potentially take full control of a system. New research shows that attacks like GPUBreach exploit RowHammer bit-flips in GPU memory (GDDR6) to go beyond data corruption. Attackers can use this technique to escalate privileges and, in some cases, gain full control of the system.…

Microsoft SQL Server Vulnerability Enables Privilege Escalation

A vulnerability in SQL Server could allow attackers to escalate their privileges to system administrator level within affected database environments.  “Improper access control in SQL Server allows an authorized attacker to elevate privileges over a network,” said Microsoft in their security advisory. Understanding CVE-2026-21262 The vulnerability, tracked as CVE-2026-21262, carries a CVSS score of 8.8…

Windows Admin Center Flaw Opens Door to Privilege Escalation

A vulnerability in Windows Admin Center (WAC) could allow authorized attackers to escalate privileges in enterprise environments.  The issue affects WAC version 2.6.4 and has been assigned a CVSS score of 8.8. “Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network,” said Microsoft in its advisory. How the…