CVE-2026-90712 Gitlawb openclaude xAI OAuth Callback xaiOAuthCallback.ts waitForCallback denial of service
Remote attackers can cause denial of service in Gitlawb openclaude by manipulating the error argument in the xAI OAuth callback handler.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-90712?
CVE-2026-90712 is a medium-severity denial of service vulnerability in Gitlawb openclaude, published on 14 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A vulnerability was identified in Gitlawb openclaude up to 0.30.0. Impacted is the function waitForCallback of the file src/services/api/xaiOAuthCallback.ts of the component xAI OAuth Callback Handler. The manipulation of the argument Error leads to denial of service. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
Weakness: CWE-404
Which versions are affected by CVE-2026-90712?
How do I fix CVE-2026-90712?
No fix has been published for CVE-2026-90712 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-90712 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90712 exists.
Sources
Also known as GHSA-8g2q-59g2-qgcc.