Windows
CVE-2026-2999
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
3DescriptionCVE.org
IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary executable files from a remote source and execute them.
AnalysisAI
IDExpert Windows Logon Agent by Changing has an RCE vulnerability through download of code without integrity check, allowing malicious update injection.
Technical ContextAI
IDExpert Windows Logon Agent has a CWE-494 download of code without integrity check vulnerability, allowing MITM attackers to inject malicious updates.
RemediationAI
Apply patches. Implement update integrity verification.
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Same weakness CWE-494 – Download of Code Without Integrity Check
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External POC / Exploit Code
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