CVE-2026-2999 PUBLISHED

Changing｜IDExpert Windows Logon Agent - Remote Code Execution

Assigner: twcert
Reserved: 23.02.2026 Published: 02.03.2026 Updated: 02.03.2026

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.

CVSS Vector: 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
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 9.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Changing
Product	IDExpert Windows Logon Agent
Versions	Default: unaffected affected from 2.7.3.230719 to 2.8.4.250925 (incl.)

Solutions

Contact the vendor to patch or download the patch from the official website. Link： https://www.changingtec.com/news_detail.jsp?item_id=348

CVE-2026-2999 PUBLISHED

Changing｜IDExpert Windows Logon Agent - Remote Code Execution

Metrics

Product Status

Solutions

References

Problem Types

Impacts