Breachesby GlyphGovernment of Mexico
Disclosed Feb 25, 2026Unverified
Hacker used Claude Code to breach Mexican agencies and steal 150GB of data
Gambit Security reported that an attacker sent over 1,000 prompts to Anthropic's Claude Code, and used OpenAI's GPT-4.1 for analysis, to compromise ten Mexican government bodies, starting with the tax authority in late December 2025, plus a financial institution, exfiltrating over 150GB of data.
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Feb 25, 2026 |
| Attack | Hacking |
| Data exposed | Government IDsFinancialOther |
| Sector | Government · MX |
| Status | Unverified: not yet confirmed by an official notice, a filing or the organization |
Sources
Notices filed
History of this record
First recordedby seedSource
First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.