{"cve":"CVE-2018-20306","nvd":{"published":"2018-12-20T09:29:00.433","modified":"2026-06-17T01:52:35.627","status":"Modified","description":"A stored cross-site scripting (XSS) vulnerability in the web administration user interface of Pulse Secure Virtual Traffic Manager may allow a remote authenticated attacker to inject web script or HTML via a crafted website and steal sensitive data and credentials. Affected releases are Pulse Secure Virtual Traffic Manager 9.9 versions prior to 9.9r2 and 10.4r1.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43730","https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA43730"],"products":["pulsesecure:virtual_traffic_manager"],"source":"nvd","synced_at":"2026-10-19T20:54:36.112582389+00:00"},"epss":{"cve":"CVE-2018-20306","score":0.00539,"percentile":0.45377,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}