Microsoft Exchange, Windows 11 hacked on second day of Pwn2Own
ID: cfcd9bd7-93c9-52e6-94c8-445a888bf1c5
STIX ID: report--cfcd9bd7-93c9-52e6-94c8-445a888bf1c5
Feed Name: Bleeping Computer
Threat Score
**Executive Summary:** During day two of Pwn2Own Berlin 2026, competitors earned $385,750 by demonstrating 15 unique zero-day exploits against enterprise software and AI agents, including a chained remote code execution to SYSTEM on Microsoft Exchange and a local root escalation on Red Hat Enterprise Linux; vendors are given 90 days to patch following disclosure.
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