{"cve":"CVE-2019-6588","nvd":{"published":"2019-06-03T20:29:01.547","modified":"2026-06-17T02:39:19.037","status":"Modified","description":"In Liferay Portal before 7.1 CE GA4, an XSS vulnerability exists in the SimpleCaptcha API when custom code passes unsanitized input into the \"url\" parameter of the JSP taglib call <liferay-ui:captcha url=\"<%= url %>\" /> or <liferay-captcha:captcha url=\"<%= url %>\" />. Liferay Portal out-of-the-box behavior with no customizations is not vulnerable.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","score":4.7},"cwes":["CWE-79"],"references":["http://packetstormsecurity.com/files/153252/Liferay-Portal-7.1-CE-GA4-Cross-Site-Scripting.html","https://dev.liferay.com/web/community-security-team/known-vulnerabilities/liferay-portal-71/-/asset_publisher/7v4O7y85hZMo/content/cst-7130-multiple-xss-vulnerabilities-in-7-1-ce-ga3","http://packetstormsecurity.com/files/153252/Liferay-Portal-7.1-CE-GA4-Cross-Site-Scripting.html","https://dev.liferay.com/web/community-security-team/known-vulnerabilities/liferay-portal-71/-/asset_publisher/7v4O7y85hZMo/content/cst-7130-multiple-xss-vulnerabilities-in-7-1-ce-ga3"],"products":["liferay:liferay_portal"],"source":"nvd","synced_at":"2026-10-19T20:57:00.690689396+00:00"},"epss":{"cve":"CVE-2019-6588","score":0.02302,"percentile":0.83319,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hwp2-gvm5-452f","url":"https://osv.dev/vulnerability/GHSA-hwp2-gvm5-452f","summary":"Liferay Portal Allows Cross-Site Scripting (XSS) via the SimpleCaptcha API","modified":"2025-04-28T20:27:14.309967Z","packages":[{"ecosystem":"Maven","name":"com.liferay.portal:release.portal.bom","purl":"pkg:maven/com.liferay.portal/release.portal.bom","ranges":["<7.1.0"],"fixed":["7.1.0"]}]}],"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."]}