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Zscaler, Palo Alto Networks Breached via Salesloft Drift

ID: 768cb625-da4f-5cf7-9672-55cb6d02cdac

STIX ID: report--768cb625-da4f-5cf7-9672-55cb6d02cdac

Feed Name: Dark Reading

Threat Score
85/100

Date Published: 2025-09-02

Date Updated: 2026-05-05

Author: Alexander Culafi

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A widespread supply-chain incident involving Salesloft's Drift integration (attributed to threat actor UNC6395) led to theft of OAuth/refresh tokens and mass exfiltration of Salesforce data from Aug. 8–18; numerous customers were impacted, including Zscaler and Palo Alto Networks, prompting revocation of tokens, vendor investigations (Mandiant/Unit 42), and guidance to audit and rotate exposed credentials and monitor for follow-on social engineering or credential abuse.

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