Coruna: The Mysterious Journey of a Powerful iOS Exploit Kit

**Coruna iOS exploit kit:** Google Threat Intelligence Group identified an exploit kit dubbed "Coruna" containing 23 iOS exploits (five full exploit chains) affecting iOS 13.0–17.2.1; it has been used in targeted espionage (UNC6353) and wider financially motivated campaigns (UNC6691), demonstrating high sophistication, mitigation bypasses, and likely resale of zero‑day capabilities—users should update iOS immediately.