CVE-2026-96940

HIGHCVSS 8.8

Description

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

Timeline

Published:October 2nd, 2026 7:16 PM

Last modified:October 15th, 2026 2:35 AM

CVSS Scoring

CVSS v3: 8.8 (HIGH)

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

Affected Software

From NVD CPE configuration data

Vendors

microsoft

Products

exchange_serverexchange_server_subscription_edition

Weaknesses (CWE)

References & Reports

Advisories, patches, and third-party reports

Source: NIST NVD · Data may lag official sources by up to one minute