CVE-2026-56763 - CERT CVE
ID CVE-2026-56763
Sažetak 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.
Reference
CVSS
Base: 4.8
Impact: 2.5
Exploitability:2.2
Pristup
VektorSloženostAutentikacija
NETWORK HIGH NONE
Impact
PovjerljivostCjelovitostDostupnost
LOW LOW NONE
CVSS vektor CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Zadnje važnije ažuriranje 13-07-2026 - 18:12
Objavljeno 11-07-2026 - 14:16