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STACKFLAG
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did:plc:zhe53h7ajlloep2oso5pqxzj
CVE-2026-82450
If you use BookStack version earlier than 26.05.4, a user who can add content can upload a specially crafted ZIP file that places a hidden PHP script as a book cover. That script is saved where anyone on the…
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2026-08-30T12:00:04.370Z