{"id":"CVE-2017-20209","aliases":["EUVD-2017-18925","GHSA-vcfc-84hr-mgwm"],"status":"published","title":"Nagios Fusion \u003c 4.0.1 XSS via Users/Servers Page","description":"Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users and Servers pages. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.00516,"percentile":0.44181,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-10-30T21:22:07Z","modified":"2026-10-18T00:10:00Z","products":[{"vendor":"nagios","product":"fusion"},{"vendor":"vmware","product":"fusion"}],"references":[{"url":"https://www.nagios.com/changelog/nagios-fusion/","tags":["release-notes","patch","Release Notes"]},{"url":"https://www.vulncheck.com/advisories/nagios-fusion-xss-via-users-servers-page","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-20209"},{"url":"https://www.nagios.com/changelog/nagios-fusion"},{"url":"https://github.com/advisories/GHSA-vcfc-84hr-mgwm"}],"sources":{"cve":[{"id":"CVE-2017-20209","title":"Nagios Fusion \u003c 4.0.1 XSS via Users/Servers Page","description":"Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users and Servers pages. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.","status":"published","published":"2025-10-30T21:22:07.861Z","modified":"2025-11-17T21:36:22.243Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:11.59359Z"}],"euvd":[{"id":"EUVD-2017-18925","description":"Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users and Servers pages. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.","status":"published","published":"2025-10-30T21:22:07Z","modified":"2025-11-17T21:36:22Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:49:15.806163Z"}],"ghsa":[{"id":"GHSA-vcfc-84hr-mgwm","title":"Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users...","description":"Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users and Servers pages. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.","status":"published","published":"2025-10-31T00:30:31Z","modified":"2025-11-06T18:32:46Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:04:41.281435Z"}],"nvd":[{"id":"CVE-2017-20209","description":"Nagios Fusion versions prior to 4.0.1 are vulnerable to cross-site scripting (XSS) via the Users and Servers pages. Insufficient validation or escaping of user-supplied input may allow an attacker to inject and execute arbitrary script in the context of a victim's browser.","status":"published","published":"2025-10-30T22:15:37.393Z","modified":"2026-10-18T00:10:00.123Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:04:21.76411Z"}]}}