SB20260331100 - Download of code without integrity check in TrueConf client for Windows
Published: March 31, 2026
Security Bulletin ID
SB20260331100
Severity
Critical
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Download of code without integrity check (CVE-ID: CVE-2026-3502)
The vulnerability allows a remote attacker to compromise the affected system
The vulnerability exists due to software does not perform software integrity check when downloading updates. A remote attacker controlling a TrueConf server can supply a malicious software binary and gain full control over the affected system after a successful software update.
Note, the vulnerability is being exploited in the wild.
Remediation
Install update from vendor's website.