CVE-2026-18659

MediumCVSS 6.9/10Last modified Oct 15, 2026

Description

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.

Metrics

CVSS 4.0 6.9/10CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
Eclipse Foundation—>= 12.1.0, <= 12.1.11
Eclipse Foundation—>= 12.1.0, <= 12.1.11; >= 12.0.0, <= 12.0.38
Eclipse Foundation—>= 12.1.0, <= 12.1.11; >= 12.0.0, <= 12.0.38
Eclipse Foundation—>= 12.1.0, <= 12.1.11; >= 12.0.0, <= 12.0.38
Eclipse Foundation—>= 11.0.0, <= 11.0.32; >= 10.0.0, <= 10.0.32; >= 7.6.13, <= 9.4.64

References

Timeline

Published
Oct 15, 2026
Last modified
Oct 15, 2026
NVD status
Awaiting Analysis

Related CVEs from 2026

CVE-2026-18667.2The Name Directory plugin for WordPress is vulnerable to Stored Cross-Site Scripting via double HTML-entity encoding in all versions up to, CVE-2026-186608.8In Eclipse Jetty, across various versions of `jetty-server`, and `jetty-proxy`, the host whitelist/blacklist is case-sensitive, and would alCVE-2026-186618.8In Eclipse Jetty, across various versions of `jetty-annotations`, and `jetty-eeN-annotations`, the Jakarta Spec authoritative url-pattern ruCVE-2026-186626.9In Eclipse Jetty, across various versions of `jetty-security`, and `jetty-eeN-security`, two or more security constraints with the same httpCVE-2026-186635.9A flaw was found in 389-ds-base. The get_ldapmessage_controls_ext() function frees the parsed controls array on the Session Tracking criticaCVE-2026-186649.1When ranges are used for access control (i.e. of the form 1.2.3.4-1.2.3.25), because NSD wrongly compares the IP address with the range on lCVE-2026-186664.3The Library Management System WordPress plugin before 3.6.7 does not sanitize and escape a user-supplied parameter before using it in a SQL CVE-2026-186679.6A vulnerability in Tenable Sensor Proxy allows a remote attacker to execute code with elevated privileges by inducing an operator to connectCVE-2026-186686.5IBM Sterling File Gateway 6.2.1.0 through 6.2.1.2_1 and  6.2.2.0 - 6.2.2.1_1 could allow a remote attacker to perform protocol downgrade attCVE-2026-186698.8IBM i 7.6, 7.5, 7.4, and 7.3 is vulnerable to a privilege escalation as the result of a remote code execution vulnerability in the activatioCVE-2026-18675.9The Guest posting / Frontend Posting / Front Editor WordPress plugin before 5.0.6 allows passing a URL parameter to regenerate a .json fileCVE-2026-186709.1IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to cause a denial of service and potentially disclose sensitive
CVE-2026-18659: Medium severity, CVSS 6.9 | Vulnix