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    CVE-2026-56764

    Hono before 4.11.10 contains a timing attack vulnerability in the basicAuth and bearerAuth middlewares due to non-constant-time string comparison in the timingSafeEqual function. Attackers can exploit early termination of string equality checks to infer valid credentials through precise timing measurements.

    Published:Jul 15, 2026
    Last Modified:Jul 25, 2026
    EPS:Jul 15, 2026
    EPSS Score:0.00229
    CVSS Score:3.7

    Affected Products

    Vendor
    Hono
    Product
    Hono

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-208 Observable Timing Discrepancy

    Related CVEs

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    CVE-2026-71849 (CVSS 3.7) — Hono is a Web application framework that provides support for any JavaScript runtime. From 4.7.0 to 4.12.33, t…
    CVE-2026-71848 (CVSS 5.3) — Hono is a Web application framework that provides support for any JavaScript runtime. From 4.12.0 to 4.12.33, …
    CVE-2026-56763 (CVSS 6.3) — Hono before 4.12.7 allows __proto__ key in parseBody with dot option enabled, permitting specially crafted for…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High