TrueConf Client Download of Code Without Integrity Check Vulnerability

TrueConf Client

TrueConf Client contains a download of code without integrity check vulnerability. 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. Added to CISA KEV on 2026-04-02 (federal deadline 2026-04-16).

First seen: 2 Apr 2026
Last update: 2 Apr 2026, 12:00 UTC
Identifiers: CVE-2026-3502
Source: CISA KEV

Check this repository for exposure to one security incident from pwned.coffee. Report first, change nothing until I say so.

## TrueConf Client Download of Code Without Integrity Check Vulnerability
Severity: high, exploited in the wild. Patch status: patched.
Affected: TrueConf Client
Ids: CVE-2026-3502

TrueConf Client contains a download of code without integrity check vulnerability. 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. Added to CISA KEV on 2026-04-02 (federal deadline 2026-04-16).

## Steps
1. Search the repo, its CI and infra config for TrueConf Client. If present, report the version in use and whether it's affected.

## Report
A table: file, product or package, version in use, affected yes/no, exact fix. Then anything a human has to check outside the repo.

If you have the pwned.coffee MCP server (https://pwned.coffee/mcp), call lookup_cve("CVE-2026-3502") for the latest, and check_repo with this repo's lockfiles, Dockerfiles and workflows for a full receipt.
Sources: https://nvd.nist.gov/vuln/detail/CVE-2026-3502 https://trueconf.com/blog/update/trueconf-8-5 https://trueconf.com/downloads/windows.html
https://pwned.coffee/i/trueconf-client-download-of-code-without-integrity-check-cve-2026-3502

Sources

Totalone hot coffee