CVE-2026-56763
CVE-2026-56763 · Hono - Prototype Pollution via __proto__ Key in parseBody with dot Option
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Hono before 4.12.7 allows __proto__ key in parseBody with dot option enabled, permitting specially crafted form field names to create objects with __proto__ properties. When parsed results are merged into regular JavaScript objects using unsafe merge patterns, attackers can exploit this to achieve prototype pollution and modify object behavior.
CVSS 6.3 · Media · EPSS 0,3% · Corrección disponible
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Pila tecnológica: node