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Cisco

Disclosed Aug 10, 2022Confirmed

Official notice

Yanluowang-linked attacker breaches Cisco via employee's synced Google account

Cisco Talos said an attacker got an employee's saved credentials through a compromised personal Google account and used voice phishing and MFA push fatigue to access the VPN. The only confirmed exfiltration was a Box folder and employee authentication data from Active Directory.

What is known

People affectedNot stated in the sources we have
DisclosedAug 10, 2022
AttackPhishing
Data exposedInternal documentsCredentials and tokens
SectorTech · US
StatusConfirmed

Sources

Notices filed

Other breaches at Cisco

History of this record
Added2026-09-25
First recordedby seedSource

First seen 2026-09-25 (Research), confirmed by Research. Record counts are as reported. Not legal advice.

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