BRIEFLeakhighP66
Data leak of Brazilian telecom operator Vivo
Vivo (Telefônica Brasil)
Detected3 October 2026 · 04:03 UTC
A data dump attributed to Brazilian telecom operator Vivo was posted in early August 2026. Telecom operators are critical infrastructure, and subscriber data leaks fuel SIM-swap, account takeover and targeted phishing. Brazilian telco defenders should verify the scope, check for credential reuse and notify affected subscribers.
CategoryLeak
Severityhigh
Priority score66
Detected3 October 2026 · 04:03 UTC
Leak● 60
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