CVE-2026-16211 allegro Hostname Allocation assets.py AssetLastHostname.increment_hostname race condition
A race condition in the hostname allocation logic allows attackers to manipulate counters, potentially corrupting asset data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-16211?
CVE-2026-16211 is a low-severity vulnerability in allegro, published on 19 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A vulnerability was determined in allegro up to bcf65b994ef29fb3fc2e10b660e6288723d5209e. This impacts the function AssetLastHostname.increment_hostname of the file src/ralph/assets/models/assets.py of the component Hostname Allocation Handler. Executing a manipulation of the argument counter can lead to race condition. Attacks of this nature are highly complex. The exploitability is said to be difficult. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
Weakness: CWE-362
Which versions are affected by CVE-2026-16211?
How do I fix CVE-2026-16211?
No fix has been published for CVE-2026-16211 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-16211 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-16211 exists.
Sources
Also known as GHSA-fgcw-c69x-x32q.