Changing｜IDExpert Windows Logon Agent - Remote Code Execution
Published Mar 2, 2026
9.3
CRITICALCVSS 4.0
EPSS 0.55%
Description
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.
Affected products
-
- Version 2.7.3.230719StatusaffectedConstraints<=2.8.4.250925
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Changing | IDExpert Windows Logon Agent | unaffected |
|
- ≥ 2.7.3.230719 · ≤ 2.8.4.250925
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Contact the vendor to patch or download the patch from the official website. Link： https://www.changingtec.com/news_detail.jsp?item_id=348
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
1 other source (NVD) ▾
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Mar 2, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
Mar–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.55% (0.00554) | 44.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.51% (0.00507) | 39.03th | v5 (v2026.06.15) |
| Mar 2, 2026 | 0.10% (0.00102) | 28.07th | v4 (v2025.03.14) |
References (3)
- https://www.changingtec.com/news_detail.jsp?item_id=348 vendor-advisoryPatchVendor Advisory
- https://www.twcert.org.tw/en/cp-139-10741-daed4-2.html third-party-advisoryThird Party Advisory
- https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.html third-party-advisoryThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.changingtec.com/news_detail.jsp?item_id=348 | vendor-advisoryPatchVendor Advisory | |
| https://www.twcert.org.tw/en/cp-139-10741-daed4-2.html | third-party-advisoryThird Party Advisory | |
| https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.html | third-party-advisoryThird Party Advisory |
Change history (0)
No recorded changes yet.