Data BreachesHigh

Cisco Source Code Stolen via Trivy Supply Chain Credential Theft Attack

Thursday, April 2, 2026
Global
BleepingComputer + SecurityWeek

Summary

Cisco confirmed a cyberattack where threat actors used credentials stolen via the Trivy supply chain compromise to breach its internal development environment. Source code belonging to Cisco and its customers was exfiltrated.

Threat Analysis

Cisco data breach via credentials from Aquasecurity Trivy supply chain compromise (CVE-2026-33634). Source code for Cisco and customers stolen.

Affected Data: Source code belonging to Cisco and its customers. Raises downstream supply chain attack concerns.

Exploitation Status: Confirmed breach. Attack chain began with Trivy supply chain compromise.

Recommended Mitigations: (1) Monitor for unusual activity in Cisco-integrated systems. (2) Audit Cisco-provided code for signs of tampering. (3) Rotate credentials used in CI/CD pipelines interacting with Cisco systems. (4) Implement SBOM tracking and code signing verification.

Last updated: Apr 2, 2026, 08:23 AM

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