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Vulnerability record · CVE-2026-3000 · published 2 March 2026

CVE-2026-3000: Changingtec idexpert download of code without integrity check vulnerability

CChangingtec · Idexpert

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.

9.3 CVSS 4.0 Critical EPSS 0.53% · top 57.3% CWE-494 · Download of code without integrity check
9.3CVSS 4.0 base score
0.53%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

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.

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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.changingtec.com/news_detail.jsp?item_id=348 PatchVendor Advisory
https://www.twcert.org.tw/en/cp-139-10741-daed4-2.html Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-10740-b2eb2-1.html Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2026-2999Changingtec idexpert download of code without integrity check vulnerabilityIDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated remote attackers to force the …EPSS 0.53%7.8CVE-2026-3502TrueConf Client update download lacks integrity check, enabling code executionTrueConf Client downloads application update code and applies it without verifying its integrity (CWE-494). An attacker who can influence the update …KEVEPSS 0.33%analysed7.7CVE-2025-15556Notepad++ WinGUp updater lacks update integrity verificationNotepad++ versions prior to 8.8.9 use the WinGUp updater, which downloads update metadata and installers without cryptographic verification. An attac…KEVEPSS 1.7%analysed8.8CVE-2022-40799D-Link DNR-322L backup config command injectionThe 'Backup Config' function in D-Link DNR-322L firmware 2.60B15 and earlier fails to verify the integrity of downloaded code, allowing an authentica…KEVEPSS 34%analysed7.8CVE-2021-44168FortiOS restore src-vis command downloads code without integrity checkFortiOS before 7.0.3 fails to verify the integrity of code downloaded by the "execute restore src-vis" command, allowing specially crafted update pac…KEVEPSS 0.87%analysed

Source: NIST National Vulnerability Database (record CVE-2026-3000), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.