CVE-2026-3502

Description

TrueConf Client downloads application update code and applies it without performing verification. An attacker who is able to influence the update delivery path can substitute a tampered update payload. If the payload is executed or installed by the updater, this may result in arbitrary code execution in the context of the updating process or user.

Proof of Concept (POC) Links

Explore how this vulnerability can be reproduced or exploited.

https://research.checkpoint.com/2026/operation-truechaos-0-day-exploitation-against-southeast-asian-government-targets/https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-3502