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Inside Shadow-Earth-053: A China-Aligned Cyberespionage Campaign Against Government and Defense Sectors in Asia
April 30, 2026 · Trend Micro · Severity: CRITICAL
Inside Shadow-Earth-053: A China-Aligned Cyberespionage Campaign Against Government and Defense Sectors in Asia. A China-aligned threat group is exploiting unpatched Microsoft Exchange vulnerabilities to conduct cyberespionage against government and critical infrastructure targets across Asia and beyond. Organizations should treat this as an active threat and take immediate defensive action.
Key Takeaways
- A China-aligned threat group is exploiting unpatched Microsoft Exchange vulnerabilities to conduct cyberespionage.