{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/8130?format=json","vulnerability_id":"VCID-b2j7-fedy-77g1","summary":"Cross Site Scripting (XSS) in Quokka v0.4.0 allows remote attackers to execute arbitrary code via the 'Username' parameter in the component 'quokka/admin/actions.py'.","aliases":[{"alias":"CVE-2020-18702"},{"alias":"GHSA-5m69-3chg-6f8m"},{"alias":"PYSEC-2021-143"}],"fixed_packages":[],"affected_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/57806?format=json","purl":"pkg:pypi/quokka@0.4.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-b2j7-fedy-77g1"},{"vulnerability":"VCID-sf4w-ajhm-ufgp"},{"vulnerability":"VCID-ukym-6vnb-ufhh"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/quokka@0.4.0"}],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-18702","reference_id":"","reference_type":"","scores":[{"value":"0.00405","scoring_system":"epss","scoring_elements":"0.61312","published_at":"2026-05-30T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-18702"},{"reference_url":"https://github.com/advisories/GHSA-5m69-3chg-6f8m","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-5m69-3chg-6f8m"},{"reference_url":"https://github.com/pypa/advisory-database/tree/main/vulns/quokka/PYSEC-2021-143.yaml","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/pypa/advisory-database/tree/main/vulns/quokka/PYSEC-2021-143.yaml"},{"reference_url":"https://github.com/rochacbruno/quokka","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/rochacbruno/quokka"},{"reference_url":"https://github.com/rochacbruno/quokka/issues/675","reference_id":"","reference_type":"","scores":[],"url":"https://github.com/rochacbruno/quokka/issues/675"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18702","reference_id":"CVE-2020-18702","reference_type":"","scores":[],"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18702"}],"weaknesses":[{"cwe_id":79,"name":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","description":"The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users."},{"cwe_id":937,"name":"OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."},{"cwe_id":1035,"name":"OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities","description":"Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."}],"exploits":[],"severity_range_score":null,"exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-b2j7-fedy-77g1"}