CVE-2026-100725

http4k Maven artifact org.http4k:http4k-core before 6.48.0.0, 5.42.0.0, and 4.51.0.0 ships a BasicCookieStorage client-side cookie store used by ClientFilters.Cookies that does not enforce RFC 6265 scoping rules for the cookie domain, path, and Secure attributes. When a single BasicCookieStorage...

CVE-2026-100725 http4k before 6.48.0.0 Cookie Scoping Bypass via BasicCookieStorage

http4k Maven artifact org.http4k:http4k-core before 6.48.0.0, 5.42.0.0, and 4.51.0.0 ships a BasicCookieStorage client-side cookie store used by ClientFilters.Cookies that does not enforce RFC 6265 scoping rules for the cookie domain, path, and Secure attributes. When a single BasicCookieStorage...

EUVD-2026-87854

http4k Maven artifact org.http4k:http4k-core before 6.48.0.0, 5.42.0.0, and 4.51.0.0 ships a BasicCookieStorage client-side cookie store used by ClientFilters.Cookies that does not enforce RFC 6265 scoping rules for the cookie domain, path, and Secure attributes. When a single BasicCookieStorage...

CVE-2026-100725 http4k before 6.48.0.0 Cookie Scoping Bypass via BasicCookieStorage

http4k Maven artifact org.http4k:http4k-core before 6.48.0.0, 5.42.0.0, and 4.51.0.0 ships a BasicCookieStorage client-side cookie store used by ClientFilters.Cookies that does not enforce RFC 6265 scoping rules for the cookie domain, path, and Secure attributes. When a single BasicCookieStorage...

CVE-2026-100725

The http4k library (Maven artifact org.http4k:http4k-core) versions before 6.48.0.0 , 5.42.0.0 , and 4.51.0.0 contains a Cookie Scoping Bypass within the BasicCookieStorage component. The vulnerability stems from a failure to enforce RFC 6265 scoping rules for cookie domains, paths, and Secure at...

CVE-2026-100725 http4k before 6.48.0.0 Cookie Scoping Bypass via BasicCookieStorage

http4k Maven artifact org.http4k:http4k-core before 6.48.0.0, 5.42.0.0, and 4.51.0.0 ships a BasicCookieStorage client-side cookie store used by ClientFilters.Cookies that does not enforce RFC 6265 scoping rules for the cookie domain, path, and Secure attributes. When a single BasicCookieStorage...

CVE-2026-100725: Exposure of Sensitive Information to an Unauthorized Actor

http4k Maven artifact org.http4k:http4k-core before 6.48.0.0, 5.42.0.0, and 4.51.0.0 ships a BasicCookieStorage client-side cookie store used by ClientFilters.Cookies that does not enforce RFC 6265 scoping rules for the cookie domain, path, and Secure attributes. When a single BasicCookieStorage...

GHSA-PR33-38XX-6R26 http4k: BasicCookieStorage` (renamed `InsecureCookieStorage`) did not enforce RFC 6265 cookie scoping; new `DefaultCookieStorage` is now the default

Impact The previous BasicCookieStorage did not enforce RFC 6265 scoping rules around cookie domain, path, and Secure attribute. A client using a single storage instance to talk to multiple origins could have cookies leak across domains, or have Secure cookies sent over plain HTTP — the deprecatio...

PT-2026-99452

Name of the Vulnerable Software and Affected Versions http4k versions prior to 6.48.0.0 http4k version 5.42.0.0 http4k version 4.51.0.0 Description The BasicCookieStorage a client-side cookie store used by ClientFilters.Cookies fails to enforce RFC 6265 scoping rules regarding the cookie domain,...