Medium severity · published Jun 23, 2026
CVE-2026-56263
Crawl4AI - Stored Cross-Site Scripting in Monitor Dashboard
6.1
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CR
Crawl4AI · Crawl4AI
before 0.8.7 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-56263
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-56263
Product
https://github.com/unclecode/crawl4ai
Third Party Advisory
https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfg
Third Party Advisory
https://www.vulncheck.com/advisories/crawl4ai-stored-cross-site-scripting-in-monitor-dashboard
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