CVE-2026-40010

critical · 9.1

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.

9.1

CVSS

0.4%

EPSS (exploit prob.)

32nd

EPSS percentile

2026-05-06

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses

CWE-384

Affected products

Vendor	Product	Affected versions
apache	wicket	>= 8.0.0, <= 8.17.0
apache	wicket	>= 9.0.0, <= 9.22.0
apache	wicket	>= 10.0.0, < 10.9.0

Check a specific version with /api/v1/cve/match.

References

https://lists.apache.org/thread/61wsc0xdtfd5oozojfx7by9w3jwgkmv1
http://www.openwall.com/lists/oss-security/2026/05/06/1

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-40010