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CVE-2026-68887: Windows Message Queuing Queue Manager Denial of Service Vulnerability

highCVSS 7.5CVE-2026-68887
Out-of-bounds read in Windows Message Queuing Queue Manager allows an unauthorized attacker to deny service over a network.

Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
high — CVSS 7.5
Published
2026-09-08
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68887

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-68887coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

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