GCVE-110-NCSC-2026-423 | Vulnetix

GCVE-110-NCSC-2026-423

Advisory PublishedCVSS 9.9/10

Vulnetix · Advisory published October 13, 2026

A use-after-free vulnerability in the Windows Message Queuing Queue Manager allows remote attackers to execute arbitrary code over a network, posing a significant security risk.

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Weaknesses (CWE)

CWE-129Improper Validation of Array IndexCWE-639Authorization Bypass Through User-Controlled Key

Risk Scores

CVSS 3.1

9.9/10

Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:L/E:U/RL:O/RC:C

Affected Products

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

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Browse GCVE Records

5,487 records in the GCVE database · Updated October 16, 2026

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