securityaffairs.com 5/2/2026, 1:10:06 PM · via preferred

Trellix Detects Source Code Repository Breach, Says No Tampering

Trellix Detects Source Code Repository Breach, Says No Tampering

RansomHouse claims it breached Trellix, leaks data on Tor

On 8 May 2026, RansomHouse claimed responsibility for the Trellix breach, adding the security firm to its Tor data leak site and publishing screenshots they allegedly show access to internal Trellix systems. The article notes that in early May Trellix disclosed unauthorized access to part of its source code repository and that the company began an…

First seen 2026-05-02T06:58:41.927Z · Last seen 2026-05-08T21:19:39.364Z

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Primary Source trellix.com

TRELLIX disclosed a security breach affecting part of its source code repository, with unauthorized access to a portion of the codebase. The company said it quickly launched an investigation with forensic experts and notified law enforcement. While the exact data accessed remains unclear, Trellix stated there is no evidence that its source code has been altered or exploited.

According to Trellix, the update published by the security firm says that, based on their investigation to date, there is no evidence that the source code release or distribution process was affected, or that the source code has been exploited, and that further details will be shared as appropriate once the investigation is complete. The company did not disclose who carried out the attack or how they gained access, and it remains unclear how long attackers had access to the repository.

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