CVE-2026-44457

Description

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.18, Cache Middleware does not skip caching for responses that declare per-user variance via Vary: Authorization or Vary: Cookie. As a result, a response cached for one authenticated user may be served to subsequent requests from different users. This vulnerability is fixed in 4.12.18.

PUBLISHED Reserved 2026-05-06 | Published 2026-05-13 | Updated 2026-05-18 | Assigner GitHub_M

Problem types

CWE-524: Use of Cache Containing Sensitive Information

Product status

References

github.com/...s/hono/security/advisories/GHSA-p77w-8qqv-26rm

cve.org (CVE-2026-44457)

nvd.nist.gov (CVE-2026-44457)

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