{"id":"CVE-2021-35479","aliases":["EUVD-2021-22121","GHSA-h4gp-5m6g-cpc7"],"status":"published","title":"Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert...","description":"Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log function through the affected pp parameter. This affects users who open a crafted link or third-party web page.","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":"2026-11-11","score":0.13151,"percentile":0.96411,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-07-27T11:47:41Z","modified":"2026-06-17T03:57:32Z","products":[{"vendor":"nagios","product":"log_server"}],"references":[{"url":"https://www.nagios.com/downloads/nagios-log-server/change-log/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://research.nccgroup.com/?research=Technical%20advisories","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://research.nccgroup.com/2021/07/22/technical-advisory-stored-and-reflected-xss-vulnerability-in-nagios-log-server-cve-2021-35478cve-2021-35479/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-35479"},{"url":"https://github.com/advisories/GHSA-h4gp-5m6g-cpc7"}],"sources":{"cve":[{"id":"CVE-2021-35479","description":"Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log function through the affected pp parameter. This affects users who open a crafted link or third-party web page.","status":"published","published":"2021-07-27T11:47:41Z","modified":"2024-08-04T00:40:46.745Z","updated_at":"2026-11-02T14:33:09.864034Z"}],"euvd":[{"id":"EUVD-2021-22121","description":"Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log function through the affected pp parameter. This affects users who open a crafted link or third-party web page.","status":"published","published":"2021-07-27T11:47:41Z","modified":"2024-08-04T00:40:46Z","updated_at":"2026-11-03T03:24:30.441845Z"}],"ghsa":[{"id":"GHSA-h4gp-5m6g-cpc7","title":"Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert...","description":"Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log function through the affected pp parameter. This affects users who open a crafted link or third-party web page.","status":"published","published":"2022-05-24T19:09:22Z","modified":"2023-01-30T05:01:10Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:21.093669Z"}],"nvd":[{"id":"CVE-2021-35479","description":"Nagios Log Server before 2.1.9 contains Stored XSS in the custom column view for the alert history and audit log function through the affected pp parameter. This affects users who open a crafted link or third-party web page.","status":"published","published":"2021-07-30T14:15:17.943Z","modified":"2026-06-17T03:57:32.777Z","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":"2026-11-02T14:06:56.185362Z"}]}}