SEPTEMBER 13, 2026
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Case File

CVE-2026-55006

HIGH · CVSS 7.8 EPSS 0.21%

Source: NVD + CISA KEV + EPSS · Published 2026-07-14 · Last synced 2026-08-13

CyberRota Analysis

AI-Generated

Microsoft Exchange Server is vulnerable due to insufficient granularity of access control, enabling authorized attackers to elevate their privileges locally. This vulnerability poses a significant risk as it could lead to unauthorized access to sensitive data and system functionalities. Organizations using Microsoft Exchange should prioritize addressing this issue to mitigate potential exploitation risks.

CVE
CVE-2026-55006
Severity
HIGH
CVSS
7.8
EPSS
0.21%
Microsoft Exchange

Original NVD Description

Insufficient granularity of access control in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-87654 CRITICAL CVE-2026-87653 MEDIUM CVE-2026-87648 HIGH CVE-2026-87644 HIGH CVE-2026-87621 CRITICAL CVE-2026-87618 HIGH