Researcher Haifei Li uncovered a zero-day exploit in Adobe Reader that uses a malicious PDF to steal data, escape sandboxes, and enable remote code execution. Latest Reader builds are affected. #AdobeReaderExploit #RemoteCode #USA
Adobe Reader Zero-Day Exploited for Months: Researcher
Researcher Haifei Li detected an actively exploited zero-day in Adobe Reader using his Expmon sandbox, identifying a malicious PDF that collects and exfiltrates system data and may enable sandbox escape and remote code execution. The exploit works against the latest Reader build, samples were submitted to Expmon and VirusTotal, and Adobe...
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April 9, 2026 at 1:00 PM
Researcher Haifei Li uncovered a zero-day exploit in Adobe Reader that uses a malicious PDF to steal data, escape sandboxes, and enable remote code execution. Latest Reader builds are affected. #AdobeReaderExploit #RemoteCode #USA