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Major Breach Attributed to Mobile Phishing Attack

ID: 6757f295-7bb6-5d25-a0f1-4ae9ddce6443

STIX ID: report--6757f295-7bb6-5d25-a0f1-4ae9ddce6443

Feed Name: Zimperium Blog

Threat Score
55/100

Date Published: 2025-12-08

Date Updated: 2026-05-01

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On November 18, Harvard University detected a data breach affecting its Alumni Affairs and Development systems caused by a successful mobile phishing (mishing) attack that granted the attacker access to internal systems. The report warns that attackers are adopting a mobile-first strategy that can bypass traditional desktop and network defenses, notes limitations of MDM/UEM against phishing and mobile threats, and recommends deploying on-device mobile threat defense to mitigate such risks.

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