Researcher Wins $2,000 Bitcoin Bounty by Chaining PHP2Shell Flaws, Then Drops a PoC
RedSide Security October 26, 2026 Vulnerability 4 views
A researcher known as killa won a $2,021 Bitcoin bounty by chaining two critical PHP flaws to breach a test server, then published a working proof-of-concept.
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PHP
exploit chain
proof-of-concept
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