CVE-2026-86173 MindsDB through 26.1.0 Unauthenticated SSRF via Web Crawler

High 8.7 Published Updated

Unauthenticated attackers can exploit a web crawler flaw in MindsDB to access internal services and cloud metadata endpoints.

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

What is CVE-2026-86173?

CVE-2026-86173 is a high-severity server-side request forgery vulnerability in mindsdb, published on 5 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

MindsDB through 26.1.0 contains a server-side request forgery vulnerability in the web crawler handler that allows unauthenticated attackers to fetch arbitrary URLs by supplying caller-controlled URLs to CrawlerTable.list. Attackers can bypass the allowlist control by exploiting the default empty configuration and access internal services and cloud metadata endpoints without authentication.

Weakness: CWE-918

Which versions are affected by CVE-2026-86173?

How do I fix CVE-2026-86173?

No fix has been published for CVE-2026-86173 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-86173 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-86173 exists.

Sources

Also known as GHSA-w6m8-h8j4-89w4.

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