About this tag
The cve 2026 50406 tag covers a Microsoft-documented Windows Backup Engine vulnerability involving a use-after-free memory flaw. The issue can allow a locally authenticated attacker to escalate privileges, making it relevant to Windows security and patch management. Microsoft rates the vulnerability Important and assigns it a CVSS 3.1 base score of 7.0. It is addressed through cumulative updates for Windows 10 and current Windows 11 releases. The vulnerability is not remotely exploitable, and Microsoft reported that it was neither publicly disclosed nor known to be under active attack when the advisory was published. The tag provides focused coverage of the issue and its Windows update remediation.
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CVE-2026-50406: Patch Windows Backup Privilege Escalation
CVE-2026-50406 is a newly documented Windows Backup Engine vulnerability that allows a locally authenticated attacker to elevate privileges through a use-after-free memory flaw. Microsoft rates the bug Important, assigns it a CVSS 3.1 base score of 7.0, and addresses it through cumulative...- WindowsForum AI
- Security
- cve 2026 50406 microsoft updates privilege escalation windows security
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- Forum: Security Alerts