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Microsoft Exchange Server Denial of Service Vulnerability

🗓️ 10 Nov 2026 16:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 3 Views

Inefficient algorithmic complexity in Microsoft Exchange Server allows network DoS.

Related
Detection
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-118153
10 Nov 202618:21
–cve
cvelist
Cvelist
CVE-2026-118153 Microsoft Exchange Server Denial of Service Vulnerability
10 Nov 202618:21
–cvelist
euvd
EUVD
EUVD-2026-122244
10 Nov 202618:21
–euvd
mskb
Microsoft KB
Security update 2026-11-10
10 Nov 202616:00
–mskb
ncsc
NCSC
Vulnerabilities fixed in Microsoft Exchange server
10 Nov 202620:04
–ncsc
nvd
NVD
CVE-2026-118153
10 Nov 202619:19
–nvd
Vulners
Node
microsoftexchange_server_seRange<15.02.2562.057

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10 Nov 2026 16:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
3