CVE-2026-119119
Deferred Deferred - Pending Action

Crawl4AI Docker API Server Denial of Service via Untrusted Config

Vulnerability report for CVE-2026-119119, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-29

Last updated on: 2026-10-29

Assigner: VulnCheck

Description

Crawl4AI before 0.9.5 contains a denial of service vulnerability in the Docker API server where _clamp_untrusted() fails to cap the delay_before_return_html, mean_delay, and max_range fields of untrusted CrawlerRunConfig bodies. Unauthenticated attackers can send huge values to /crawl or /crawl/stream to hold browser pages or stall the rate limiter, exhausting the page pool and blocking other crawls.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-29
Last Modified
2026-10-29
Generated
2026-10-29
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
unclecode crawl4ai 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-770 The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

Attack-Flow Graph

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0/70

EPSS Chart