CVE-2026-18660

NameCVE-2026-18660
DescriptionIn Eclipse Jetty, across various versions of `jetty-server`, and `jetty-proxy`, the host whitelist/blacklist is case-sensitive, and would allow hosts through that only differ by case.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jetty12 (PTS)trixie (security), trixie12.0.17-3.1~deb13u1vulnerable
forky12.0.33-1vulnerable
sid12.0.40-1fixed
jetty9 (PTS)bookworm, bookworm (security)9.4.57-1.1~deb12u1vulnerable
trixie (security), trixie9.4.57-1.1~deb13u1vulnerable
forky, sid9.4.58-2vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jetty12source(unstable)12.0.39-1
jetty9source(unstable)(unfixed)

Notes

https://github.com/jetty/jetty.project/security/advisories/GHSA-7wfj-j486-mxrf
check details if affects src:jetty* or only external components

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