CVE-2026-109238 Crawl4AI 0.7.0 before 0.9.4 SSRF via link_preview_config URL Seeder
Attackers can exploit SSRF in Crawl4AI to access internal network resources and cloud metadata by configuring link preview settings.
- 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-2026-109238?
CVE-2026-109238 is a critical server-side request forgery vulnerability in unclecode crawl4ai, published on 12 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Crawl4AI 0.7.0 before 0.9.4 contains a server-side request forgery vulnerability that allows API clients to reach internal addresses by enabling link_preview_config on /crawl requests. Attackers can supply a controlled page with include_external and include_patterns set, causing AsyncUrlSeeder to fetch internal, private, and cloud-metadata links and return their parsed head data.
Weakness: CWE-918
Which versions are affected by CVE-2026-109238?
How do I fix CVE-2026-109238?
No fix has been published for CVE-2026-109238 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-2026-109238 being exploited?
There is no known exploitation of CVE-2026-109238 in the wild and no public exploit code.
Sources
Also known as GHSA-ppj7-m7ph-jqc6, GHSA-wh5w-hmj3-vgg7.