{"cve":"CVE-2019-13611","nvd":{"published":"2019-07-16T00:15:10.837","modified":"2026-06-17T02:17:04.210","status":"Modified","description":"An issue was discovered in python-engineio through 3.8.2. There is a Cross-Site WebSocket Hijacking (CSWSH) vulnerability that allows attackers to make WebSocket connections to a server by using a victim's credentials, because the Origin header is not restricted.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-352"],"references":["https://github.com/miguelgrinberg/python-engineio/issues/128","https://github.com/miguelgrinberg/python-engineio/issues/128"],"products":["python-engineio_project:python-engineio"],"source":"nvd","synced_at":"2026-10-19T20:58:11.797917892+00:00"},"epss":{"cve":"CVE-2019-13611","score":0.00853,"percentile":0.58287,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-j3jp-gvr5-7hwq","url":"https://osv.dev/vulnerability/GHSA-j3jp-gvr5-7hwq","summary":"python-engineio vulnerable to Cross-Site Request Forgery (CSRF) ","modified":"2024-10-25T21:01:41.189659Z","packages":[{"ecosystem":"PyPI","name":"python-engineio","purl":"pkg:pypi/python-engineio","ranges":["<3.9.0"],"fixed":["3.9.0"]}]},{"id":"PYSEC-2019-170","url":"https://osv.dev/vulnerability/PYSEC-2019-170","summary":"","modified":"2023-11-08T04:01:08.654877Z","packages":[{"ecosystem":"PyPI","name":"python-engineio","purl":"pkg:pypi/python-engineio","ranges":["<3.9.0"],"fixed":["3.9.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}