Medium (5.3) in apache wicket. EPSS 3.0% chance of exploitation in the next 30 days. Fixed in org.apache.wicket:wicket-core 1.5.11, 6.14.0.
In Apache Wicket 1.5.10 or 6.13.0, by issuing requests to special urls handled by Wicket, it is possible to check for the existence of particular classes in the classpath and thus check whether a third party library with a known security vulnerability is in use.
Severity
CVSS 3.0
5.3 medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
3.0% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-10-31)