GCVE-110-NCSC-2026-289

Advisory PublishedCVSS 8.0/10

Vulnetix · Advisory published August 12, 2026

An improper control of resource identifiers vulnerability in Microsoft Exchange Server enables an authorized attacker to elevate privileges over a network.

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Weaknesses (CWE)

CWE-99Improper Control of Resource Identifiers ('Resource Injection')CWE-502Deserialization of Untrusted DataCWE-122Heap-based Buffer OverflowCWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CWE-862Missing AuthorizationCWE-918Server-Side Request Forgery (SSRF)CWE-294Authentication Bypass by Capture-replay

Risk Scores

CVSS 3.1

8.0/10

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

Affected Products

Vendor	Product	Versions	Platforms
Microsoft	vers:unknown/*	—	—

Aliases

CVE-2026-62910 CVE-2026-62911 CVE-2026-62912 CVE-2026-62913 CVE-2026-62914 CVE-2026-62915 CVE-2026-65813

References

advisory

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