CVE-2026-85514 StackStorm st2 API Key auth.py privileges management

Medium 5.3 Published Updated

Remote attackers can escalate privileges via improper management of API key user arguments in the StackStorm st2 API Key Handler.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-85514?

CVE-2026-85514 is a medium-severity vulnerability in StackStorm st2, published on 4 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

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 api_key_api.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.

Weakness: CWE-269, CWE-266

Which versions are affected by CVE-2026-85514?

How do I fix CVE-2026-85514?

No fix has been published for CVE-2026-85514 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-85514 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-85514 exists.

Sources

Also known as GHSA-7pr7-27f4-hvhf.

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