CVE-2026-18659Unauthenticated authorization bypass in ConstraintSecurityHandler - HTTP method-omission matched by substring
Updated under an hour ago ()
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It affects Eclipse Foundation org.eclipse.jetty.ee11:jetty-ee11-servlet and 4 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.9 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-863
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- eclipse
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Eclipse Foundation org.eclipse.jetty.ee11:jetty-ee11-servlet eclipse_foundation:org.eclipse.jetty.ee11_jetty_ee11_servlet (from the name) | from 12.1.0 through 12.1.11 | CNA record |
Eclipse Foundation org.eclipse.jetty.ee10:jetty-ee10-servlet eclipse_foundation:org.eclipse.jetty.ee10_jetty_ee10_servlet (from the name) | from 12.1.0 through 12.1.11; from 12.0.0 through 12.0.38 | CNA record |
Eclipse Foundation org.eclipse.jetty.ee9:jetty-ee9-security eclipse_foundation:org.eclipse.jetty.ee9_jetty_ee9_security (from the name) | from 12.1.0 through 12.1.11; from 12.0.0 through 12.0.38 | CNA record |
Eclipse Foundation org.eclipse.jetty.ee8:jetty-ee8-security eclipse_foundation:org.eclipse.jetty.ee8_jetty_ee8_security (from the name) | from 12.1.0 through 12.1.11; from 12.0.0 through 12.0.38 | CNA record |
Eclipse Foundation org.eclipse.jetty:jetty-security eclipse_foundation:org.eclipse.jetty_jetty_security (from the name) | from 11.0.0 through 11.0.32; from 10.0.0 through 10.0.32; from 7.6.13 through 9.4.64 | CNA record |
References
- https://github.com/jetty/jetty.project/security/advisories/GHSA-53x7-f9fc-h7qr
- https://gitlab.eclipse.org/security/cve-assignment/-/work_items/214
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.