{"action":"Upgrade crawl4ai to 0.8.8 or later.","affected":[{"fixed":"0.8.8","introduced":"0"}],"component":"crawl4ai","cve_ids":["CVE-2026-53754"],"ecosystem":"PyPI","epss":0.00433,"exploited":false,"fixed_versions":["0.8.8"],"ghsa_id":"GHSA-4qqr-vv2q-cmr5","id":"tcs_01M5KEYVVFY4PAMX7J8DY0V09K","modified_at":"2026-07-20T21:30:31.718896853Z","published_at":"2026-06-16T21:00:04Z","references":["https://osv.dev/vulnerability/GHSA-4qqr-vv2q-cmr5","https://github.com/unclecode/crawl4ai/security/advisories/GHSA-4qqr-vv2q-cmr5","https://nvd.nist.gov/vuln/detail/CVE-2026-53754","https://github.com/pypa/advisory-database/tree/main/vulns/crawl4ai/PYSEC-2026-587.yaml","https://github.com/unclecode/crawl4ai"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-4qqr-vv2q-cmr5","url":"https://osv.dev/vulnerability/GHSA-4qqr-vv2q-cmr5"}],"summary":"Crawl4AI: SSRF filter bypass in Docker server via IPv6 transition forms (NAT64 / 6to4 / unspecified / v4-mapped)"}