{"id":"CVE-2026-56764","revision":"2b071864c2c64876b45206227a558c8b","records":[{"revision":"2b071864c2c64876b45206227a558c8b","observedAt":"2026-10-25T14:19:10.848+00:00","statement":{"source":"nvd","id":"CVE-2026-56764","aliases":[],"title":"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 ch…","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.","state":0,"publishedAt":"2026-07-15T12:18:15.44+00:00","modifiedAt":"2026-10-24T22:10:00.21+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · disclosure@vulncheck.com · Secondary","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":6.3,"severity":"MEDIUM"},{"system":"CVSS 3.1 · disclosure@vulncheck.com · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","score":3.7,"severity":"LOW"}],"references":["https://github.com/honojs/hono/security/advisories/GHSA-gq3j-xvxp-8hrf","https://www.vulncheck.com/advisories/hono-timing-attack-in-basicauth-and-bearerauth-middleware"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-56764","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-208"],"productCriteria":[],"sourceDates":{"published":"2026-07-15T12:18:15.440","lastModified":"2026-10-24T22:10:00.210"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-56764","identifiers":["CVE-2026-56764"]},"retained":false,"historicalAffected":[]}],"coverage":[]}