Bug 2553182 (CVE-2026-18659) - CVE-2026-18659 org.eclipse.jetty/jetty-security: Eclipse Jetty: Security constraint bypass via HTTP method substrings
Summary: CVE-2026-18659 org.eclipse.jetty/jetty-security: Eclipse Jetty: Security cons...
Keywords:
Status: NEW
Alias: CVE-2026-18659
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
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Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-10-15 09:52 UTC by OSIDB Bzimport
Modified: 2026-10-16 09:42 UTC (History)
56 users (show)

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Description OSIDB Bzimport 2026-10-15 09:52:44 UTC 
In Eclipse Jetty, across various versions of `jetty-security`, and `jetty-eeN-security`, and `jetty-eeN-servlet`, the Jakarta Spec constraints defined as `http-method-omission` can be bypassed by using substrings of the defined HTTP Methods.
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