CVE-2026-40010

Apache Wicket: possible session fixation using AuthenticatedWebSession

Critical · published May 6, 2026

CVSS v3.1
9.1
EPSS
1%
Percentile
48.8
In the wild
Unconfirmed
What it is

Missing invocation of Servlet http web request method changeSessionId after session binding can be exploited for a session fixation attack in Apache Wicket.

This issue affects Apache Wicket: from 8.0.0 through 8.17.0, 9.0.0, from 10.0.0 through 10.8.0.

Users are recommended to upgrade to version 10.9.0, which fixes the issue.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00615 · 48.8th percentile
Published
2026-05-06T08:34Z
EPSS history
Timeline
  • 06 MAY 08:34Z
    Apache Wicket: possible session fixation using AuthenticatedWebSession
    cvelistv5