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michaelrsweet CVE debriefs

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HIGH michaelrsweet CVE published 2026-08-21

CVE-2026-77220

The CVE-2026-77220 record indicates a dangling pointer vulnerability in PDFio before version 1.6.5. This vulnerability is located in the dictionary string-formatting function, which stores a pointer to a stack-local buffer in the document dictionary without copying the string value. In multi-threaded or pooled-request environments, attackers or concurrent users can trigger stack memory reuse across reques [truncated]