CVE-2026-118157

HighCVSS 7.2/10Last modified Nov 10, 2026

Description

Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.

Metrics

CVSS 3.1 7.2/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-1390

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
MicrosoftMicrosoft Exchange Server Subscription Edition RTM>= 15.02.0.0, < 15.02.2562.057

References

Timeline

Published
Nov 10, 2026
Last modified
Nov 10, 2026
NVD status
Awaiting Analysis

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CVE-2026-118157: High severity, CVSS 7.2 | Vulnix