{"id":"CVE-2022-23438","aliases":["EUVD-2022-28513","GHSA-j64m-j3jq-cvj5"],"status":"published","title":"An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79]...","description":"An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.","severity":{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:W/RC:U","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00708,"percentile":0.5389,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2022-07-18T16:40:44Z","modified":"2026-06-17T04:30:00Z","products":[{"vendor":"fortinet","product":"fortinet fortios"},{"vendor":"fortinet","product":"fortios"}],"references":[{"url":"https://fortiguard.com/psirt/FG-IR-21-057","tags":["x_refsource_CONFIRM","x_transferred","Broken Link","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23438"},{"url":"https://github.com/advisories/GHSA-j64m-j3jq-cvj5"}],"sources":{"cve":[{"id":"CVE-2022-23438","description":"An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.","status":"published","published":"2022-07-18T16:40:44Z","modified":"2024-10-22T20:55:49.551Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:W/RC:U","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:34:29.842547Z"}],"euvd":[{"id":"EUVD-2022-28513","description":"An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.","status":"published","published":"2022-07-18T16:40:44Z","modified":"2024-10-22T20:55:49Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:W/RC:U","level":"medium"}],"updated_at":"2026-11-03T00:05:21.823373Z"}],"ghsa":[{"id":"GHSA-j64m-j3jq-cvj5","title":"An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79]...","description":"An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.","status":"published","published":"2022-07-19T00:00:24Z","modified":"2023-01-27T05:06:07Z","cvss":[{"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":"2026-11-02T14:42:50.418716Z"}],"nvd":[{"id":"CVE-2022-23438","description":"An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.","status":"published","published":"2022-07-18T18:15:08.963Z","modified":"2026-06-17T04:30:00.717Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","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":"2026-11-02T14:07:23.686531Z"}]}}