April 2, 2026 · Applied Cybernetics Group
CVE-2026-3502 — TrueConf Client
TrueConf Client Download of Code Without Integrity Check Vulnerability
- Added to KEV
2026-04-02- Federal due date
2026-04-16- Vendor
- TrueConf
- Product
- Client
- EPSS
- 87.1th percentile (score 0.031, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2026-3502
CISA short description
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.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.