Description
Crawl4AI from 0.9.0 before 0.9.5 contains a JavaScript injection vulnerability in the Docker API server that allows authenticated API clients to run arbitrary JavaScript in the crawl page via allowlisted css_selector and wait_for fields. Attackers can inject quotes into css_selector or supply js: conditions in wait_for, bypassing the js_code block to alter page state and returned crawl content.
Published: 2026-10-29
Score: 5.3 Medium
EPSS: n/a
KEV: No
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Remediation

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Advisories

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History

Thu, 29 Oct 2026 16:15:00 +0000

Type Values Removed Values Added
Description Crawl4AI from 0.9.0 before 0.9.5 contains a JavaScript injection vulnerability in the Docker API server that allows authenticated API clients to run arbitrary JavaScript in the crawl page via allowlisted css_selector and wait_for fields. Attackers can inject quotes into css_selector or supply js: conditions in wait_for, bypassing the js_code block to alter page state and returned crawl content.
Title Crawl4AI 0.9.0 before 0.9.5 JavaScript Injection via css_selector and wait_for
Weaknesses CWE-95
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-29T17:15:06.009Z

Reserved: 2026-10-29T14:25:14.745Z

Link: CVE-2026-119121

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-29T16:18:04.530

Modified: 2026-10-29T16:18:04.640

Link: CVE-2026-119121

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses