CVE-2026-56263

Crawl4AI - Stored Cross-Site Scripting in Monitor Dashboard

State: Published
Severity: 5.3 Medium
Published: Jun 23, 2026
Updated: Jul 14, 2026
Reserved: Jun 20, 2026

Description

Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing the dashboard.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N	VulnCheck
3.1	6.1 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	VulnCheck

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
Crawl4AICrawl4AI	before 0.8.7Affected 0.8.7Not affected

References

https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfgvendor-advisory
https://github.com/unclecode/crawl4aiproduct
VulnCheck Advisory: Crawl4AI - Stored Cross-Site Scripting in Monitor Dashboardthird-party-advisory

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