{"id":"CVE-2021-30211","aliases":["EUVD-2021-17143","GHSA-8rrr-rr37-wgfc"],"status":"published","title":"Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject...","description":"Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject arbitrary web script in '/knowage/restful-services/signup/update' via the 'surname' parameter.","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":"2026-11-10","score":0.00499,"percentile":0.43111,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-05-12T16:12:03Z","modified":"2026-06-17T03:49:52Z","products":[{"vendor":"eng","product":"knowage"}],"references":[{"url":"https://github.com/piuppi/Proof-of-Concepts/blob/main/Engineering/Stored-XSS-KnowageSuite7-3-surname.md","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-30211"},{"url":"https://github.com/advisories/GHSA-8rrr-rr37-wgfc"}],"sources":{"cve":[{"id":"CVE-2021-30211","description":"Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject arbitrary web script in '/knowage/restful-services/signup/update' via the 'surname' parameter.","status":"published","published":"2021-05-12T16:12:03Z","modified":"2024-08-03T22:24:59.683Z","updated_at":"2026-11-02T14:33:02.20241Z"}],"euvd":[{"id":"EUVD-2021-17143","description":"Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject arbitrary web script in '/knowage/restful-services/signup/update' via the 'surname' parameter.","status":"published","published":"2021-05-12T16:12:03Z","modified":"2024-08-03T22:24:59Z","updated_at":"2026-11-03T03:24:42.963555Z"}],"ghsa":[{"id":"GHSA-8rrr-rr37-wgfc","title":"Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject...","description":"Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject arbitrary web script in '/knowage/restful-services/signup/update' via the 'surname' parameter.","status":"published","published":"2022-05-24T19:02:12Z","modified":"2023-01-29T05:06:15Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:45:59.056416Z"}],"nvd":[{"id":"CVE-2021-30211","description":"Knowage Suite 7.3 is vulnerable to Stored Cross-Site Scripting (XSS). An attacker can inject arbitrary web script in '/knowage/restful-services/signup/update' via the 'surname' parameter.","status":"published","published":"2021-05-12T17:15:07.557Z","modified":"2026-06-17T03:49:52.363Z","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":"2026-11-02T14:06:53.343329Z"}]}}