CVE-2026-85513 | StackStorm st2 up to 3.9.0 NoOp RBAC backend actionexecutions.py User privileges management (Issue 6379)

A vulnerability classified as critical has been found in StackStorm st2 up to 3.9.0. This issue affects the function assert_user_is_admin_if_user_query_param_is_provided of the file st2api/st2api/controllers/v1/actionexecutions.py of the component NoOp RBAC backend. This manipulation of the argument User causes improper privilege management.

This vulnerability is tracked as CVE-2026-85513. The attack is possible to be carried out remotely. Moreover, an exploit is present.

Prior advisory CVE-2022-44009 was reported as a follow-up on the same sink, but this issue is distinct: it needs no Jinja RBAC und affects default install with RBAC disabled. The project was informed of the problem early through an issue report but has not responded yet.VulDB Recent EntriesRead More