Improper Handling of Case Sensitivity Affecting jetty12 package, versions *


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.32% (23rd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ECHOLATEST-JETTY12-21004886
  • published16 Oct 2026
  • disclosed15 Oct 2026

Introduced: 15 Oct 2026

NewCVE-2026-18660  (opens in a new tab)
CWE-178  (opens in a new tab)
CWE-918  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest jetty12.

NVD Description

Note: Versions mentioned in the description apply only to the upstream jetty12 package and not the jetty12 package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

In 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.

CVSS Base Scores

version 3.1