CVE-2026-18662

MEDIUM CVSS 4.0: 6.9 EPSS 0.40%
Updated Oct 15, 2026
Jetty
Parameter Value
CVSS 6.9 (MEDIUM)
Type CWE-863 (Incorrect Authorization)
Vendor Jetty
Public PoC No

In Eclipse Jetty, across various versions of `jetty-security`, and `jetty-eeN-security`, two or more security constraints with the same http-method-omission set, and no url-patterns, are not combined properly per Jakarta Servlet Spec. Resulting in later http-method-omission sets overriding previous constraints with the same http-method-omission set.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v4.0