Vulnerability Description
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 Score
LOW
Related Weaknesses (CWE)
References
- https://github.com/honojs/hono/security/advisories/GHSA-gq3j-xvxp-8hrf
- https://www.vulncheck.com/advisories/hono-timing-attack-in-basicauth-and-bearera
FAQ
What is CVE-2026-56764?
CVE-2026-56764 is a vulnerability with a CVSS score of 3.7 (LOW). 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...
How severe is CVE-2026-56764?
CVE-2026-56764 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-56764?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.