{"id":"CVE-2020-26693","aliases":["EUVD-2020-19235","GHSA-hrmg-qfwm-rm4f"],"status":"published","title":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows...","description":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.05313,"percentile":0.92655,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-06-01T14:30:04Z","modified":"2026-10-20T10:52:58Z","products":[{"vendor":"pfsense","product":"pfsense"}],"references":[{"url":"https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26693"},{"url":"https://github.com/advisories/GHSA-hrmg-qfwm-rm4f"}],"sources":{"cve":[{"id":"CVE-2020-26693","description":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.","status":"published","published":"2021-06-01T14:30:04Z","modified":"2024-08-04T15:56:05.063Z","updated_at":"2026-11-02T14:35:46.129376Z"}],"euvd":[{"id":"EUVD-2020-19235","description":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.","status":"published","published":"2021-06-01T14:30:04Z","modified":"2024-08-04T15:56:05Z","updated_at":"2026-11-03T03:07:14.653267Z"}],"ghsa":[{"id":"GHSA-hrmg-qfwm-rm4f","title":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows...","description":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.","status":"published","published":"2022-05-24T19:03:41Z","modified":"2023-01-29T05:06:22Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:00.528527Z"}],"nvd":[{"id":"CVE-2020-26693","description":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.","status":"published","published":"2021-06-01T15:15:07.553Z","modified":"2026-06-17T03:08:18.86Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:43.288951Z"}],"osv":[{"id":"CVE-2020-26693","description":"A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.","status":"published","published":"2021-06-01T15:15:07.553Z","modified":"2026-10-20T10:52:58.151955049Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:16.248747Z"}]}}