Home/CVE/IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated r
CVE

CVE-2026-3000

IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated r

IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the system to download arbitrary DLL files from a remote source and execute them.

CRITICAL · CVSS 9.8 EPSS 0.00091
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-494Download of Code Without Integrity Check
▤

Affected Products & Versions

1
changingtec idexpert>= 2.7.3.230719 and <= 2.8.4.250925
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · twcert@cert.org.tw
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Mar 2026 · 07:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.changingtec.com/news_detail.jsp?item_id=348PatchVendor Advisory
https://www.twcert.org.tw/en/cp-139-10741-daed4-2.htmlThird Party Advisory
https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.htmlThird Party Advisory
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