Critical (9.1) in onap open network automation platform. EPSS 1.2% chance of exploitation in the next 30 days.
An issue was detected in ONAP APPC through Dublin and SDC through Dublin. By setting a USER_ID parameter in an HTTP header, an attacker may impersonate an arbitrary existing user without any authentication. All APPC and SDC setups are affected.
Severity
CVSS 3.1
9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-31)