{"id":"CVE-2021-41563","aliases":["EUVD-2021-28579","GHSA-6p96-35cj-r28v"],"status":"published","title":"Tad Book3 - Stored XSS","description":"Tad Book3 editing book function does not filter special characters. Unauthenticated attackers can remotely inject JavaScript syntax and execute stored XSS attacks.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00632,"percentile":0.50596,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-10-08T15:15:32Z","modified":"2026-06-17T04:08:39Z","products":[{"vendor":"tad","product":"tad book3"},{"vendor":"tad_book3_project","product":"tad_book3"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-5167-2defb-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41563"},{"url":"https://github.com/advisories/GHSA-6p96-35cj-r28v"}],"sources":{"cve":[{"id":"CVE-2021-41563","title":"Tad Book3 - Stored XSS","description":"Tad Book3 editing book function does not filter special characters. Unauthenticated attackers can remotely inject JavaScript syntax and execute stored XSS attacks.","status":"published","published":"2021-10-08T15:15:32.049Z","modified":"2024-09-16T20:52:56.358Z","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","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:59.105382Z"}],"euvd":[{"id":"EUVD-2021-28579","description":"Tad Book3 editing book function does not filter special characters. Unauthenticated attackers can remotely inject JavaScript syntax and execute stored XSS attacks.","status":"published","published":"2021-10-08T15:15:32Z","modified":"2024-09-16T20:52:56Z","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"}],"updated_at":"2026-11-03T00:55:10.024877Z"}],"ghsa":[{"id":"GHSA-6p96-35cj-r28v","title":"Tad Book3 editing book function does not filter special characters. Unauthenticated attackers can...","description":"Tad Book3 editing book function does not filter special characters. Unauthenticated attackers can remotely inject JavaScript syntax and execute stored XSS attacks.","status":"published","published":"2022-05-24T19:17:03Z","modified":"2023-01-30T05:02:44Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:42.642348Z"}],"nvd":[{"id":"CVE-2021-41563","description":"Tad Book3 editing book function does not filter special characters. Unauthenticated attackers can remotely inject JavaScript syntax and execute stored XSS attacks.","status":"published","published":"2021-10-08T16:15:07.747Z","modified":"2026-06-17T04:08:39.347Z","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","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"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:59.689345Z"}]}}