What is CVE-2026-56262?

CVE-2026-56262 is a medium-severity vulnerability in Crawl4ai, classified under Missing Authentication for Critical Function. CVSS score: 6.5/10. Published 2026-06-24.

How severe is CVE-2026-56262?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Crawl4ai

CVE-2026-56262

Crawl4AI before 0.8.7 contains an authentication bypass vulnerability in the monitor router endpoints that allows unauthenticated attackers to access destructive operations. Remote attackers can invoke the /monitor/actions/cleanup endpoint…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

Affected products

Crawl4ai — versions 0, 0.8.7

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-56262?: CVE-2026-56262 is a medium-severity vulnerability in Crawl4ai, classified under Missing Authentication for Critical Function. CVSS score: 6.5/10. Published 2026-06-24.
How severe is CVE-2026-56262?: Medium severity. CVSS v3 base score is 6.5 out of 10.