TrueConf
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PhantomCore linked to attacks on TrueConf servers in Russia
PhantomCore has been tied to attacks on TrueConf servers in Russia since September 2025, using three vulnerabilities to run commands remotely and move deeper into victim networks, according to a technical analysis by Positive Technologies.
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TrueConf zero-day exploited in attacks on Southeast Asian government entities
A zero-day in TrueConf client video conferencing software was exploited in attacks on Southeast Asian government entities. The flaw let a tampered update run arbitrary code, and the vendor has since patched it in Windows client 8.5.3.
