{"id":"CVE-2021-28968","aliases":["EUVD-2021-15615","GHSA-8grx-rjm9-f6qq"],"status":"published","title":"An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag...","description":"An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag allows (with authentication) injecting arbitrary JavaScript into any forum message.","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":0.00538,"percentile":0.45772,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-03-22T15:10:07Z","modified":"2026-06-17T03:47:06Z","products":[{"vendor":"gnu","product":"punbb"}],"references":[{"url":"https://punbb.informer.com/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28968"},{"url":"https://github.com/advisories/GHSA-8grx-rjm9-f6qq"}],"sources":{"cve":[{"id":"CVE-2021-28968","description":"An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag allows (with authentication) injecting arbitrary JavaScript into any forum message.","status":"published","published":"2021-03-22T15:10:07Z","modified":"2024-08-03T21:55:12.223Z","updated_at":"2026-11-02T14:33:08.811269Z"}],"euvd":[{"id":"EUVD-2021-15615","description":"An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag allows (with authentication) injecting arbitrary JavaScript into any forum message.","status":"published","published":"2021-03-22T15:10:07Z","modified":"2024-08-03T21:55:12Z","updated_at":"2026-11-03T03:24:45.541615Z"}],"ghsa":[{"id":"GHSA-8grx-rjm9-f6qq","title":"An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag...","description":"An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag allows (with authentication) injecting arbitrary JavaScript into any forum message.","status":"published","published":"2022-05-24T17:45:03Z","modified":"2023-01-29T05:05:44Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:45:51.862752Z"}],"nvd":[{"id":"CVE-2021-28968","description":"An issue was discovered in PunBB before 1.4.6. An XSS vulnerability in the [email] BBcode tag allows (with authentication) injecting arbitrary JavaScript into any forum message.","status":"published","published":"2021-03-22T16:15:14.147Z","modified":"2026-06-17T03:47:06.277Z","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":"2026-11-02T14:06:50.805771Z"}]}}