Patch Forecast
Amber warning
Patch this week.

CVE-2026-18661

In Eclipse Jetty, across various versions of `jetty-annotations`, and `jetty-eeN-annotations`, the…

Risk score
63/100
CVSS
8.8 v4.0
Exploit chance (30 days)
0.3%
Published
15 Oct 2026

Open in the live forecast Today's forecast

What to know

What it is
In Eclipse Jetty, across various versions of jetty-annotations, and jetty-eeN-annotations, the Jakarta Spec authoritative url-pattern rules for mixed @ServletSecurity annotation, and web.xml defined security-constraint on the same url-pattern were not being applied if the web.xml had more than 1 url-pattern for a serv…
Affected
See advisory
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Why it is Amber

  • CVSS 8.8 high
  • Remotely exploitable without logging in

References

Original description

In Eclipse Jetty, across various versions of `jetty-annotations`, and `jetty-eeN-annotations`, the Jakarta Spec authoritative url-pattern rules for mixed `@ServletSecurity` annotation, and `web.xml` defined `security-constraint` on the same `url-pattern` were not being applied if the `web.xml` had more than 1 `url-pattern` for a servlet, and had a `security-constraint` applying to only some of those `url-pattern` definitions.

Last activity 15 Oct 2026. Patch Forecast updates every hour.