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CVE-2026-56764

CVE-2026-56764 · Hono - Timing Attack in basicAuth and bearerAuth Middleware

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

CVSS 6.3 · Medium · EPSS 0.3% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • hono

    Versions
    • ≥ 0, < 4.11.10: Affected (semver)
    • 4.11.10: Not affected (semver)

    Update to 4.11.10

  • hono npm

    Affected ranges
    • SEMVER: < 4.11.10

    Update to 4.11.10

Original sources

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