Critical (9.8) in opendaylight opendaylight. EPSS 2.7% chance of exploitation in the next 30 days. Fixed in org.opendaylight.odlparent:opendaylight-karaf-resources 0.2.3-Helium-SR3.
The custom authentication realm used by karaf-tomcat's "opendaylight" realm in Opendaylight before Helium SR3 will authenticate any username and password combination.
Severity
CVSS 3.0
9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
2.7% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)