PT-2026-51506 · Crawl4Ai · Crawl4Ai

Published 2026-06-23 · Updated 2026-06-23 · CVE-2026-56263

Mitre

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

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.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-56263

Affected Products

Crawl4Ai

References · 4

• https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfg · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-56263 · Security Note
• https://github.com/unclecode/crawl4ai · Note
• https://vulncheck.com/advisories/crawl4ai-stored-cross-site-scripting-in-monitor-dashboard · Note