CVE-2026-85514: StackStorm st2 API Key auth.py privileges management
A security vulnerability has been detected in StackStorm st2 up to 3.9.0. Impacted is an unknown function of the file st2api/st2api/controllers/v1/auth.py of the component API Key Handler. Such manipulation of the argument apikeyapi.user leads to improper privilege management. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected Software
Event History
Frequently Asked Questions
What access does an attacker need to exploit this issue?
The attacker needs low-level privileges and can perform the attack remotely. No user interaction is required.
Which deployments should be considered affected?
StackStorm st2 versions up to and including 3.9.0 are identified as impacted. The issue is in the API Key Handler, specifically an unknown function in st2api/st2api/controllers/v1/auth.py.
Is public exploit information available?
Yes. The exploit has been publicly disclosed and may be used.
What is the likely security impact?
Successful exploitation may affect confidentiality, integrity, and availability at a low impact level. The vulnerability involves improper privilege management through manipulation of the api_key_api.user argument.