{"id":"CVE-2021-25984","aliases":["EUVD-2021-12811","GHSA-fjhf-p3hr-pvv7"],"status":"published","title":"FactorJS - Stored Cross-Site Scripting (XSS) in Post Reply Functionality","description":"In Factor (App Framework \u0026 Headless CMS) forum plugin, versions v1.3.3 to v1.8.30, are vulnerable to stored Cross-Site Scripting (XSS) at the “post reply” section. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.","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":"2026-11-12","score":0.00714,"percentile":0.54158,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-11-16T09:45:18Z","modified":"2026-10-20T10:54:34Z","products":[{"vendor":"darwin","product":"factor"},{"vendor":"factorjs","product":"factor"}],"references":[{"url":"https://github.com/FactorJS/factor/blob/v1.8.30/%40plugins/plugin-forum/topic-reply.vue#L119","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25984","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-25984"},{"url":"https://github.com/FactorJS/factor/blob/v1.8.30/@plugins/plugin-forum/topic-reply.vue#L119"},{"url":"https://github.com/advisories/GHSA-fjhf-p3hr-pvv7"}],"sources":{"cve":[{"id":"CVE-2021-25984","title":"FactorJS - Stored Cross-Site Scripting (XSS) in Post Reply Functionality","description":"In Factor (App Framework \u0026 Headless CMS) forum plugin, versions v1.3.3 to v1.8.30, are vulnerable to stored Cross-Site Scripting (XSS) at the “post reply” section. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.","status":"published","published":"2021-11-16T09:45:18Z","modified":"2025-04-30T15:44:41.288Z","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":"2026-11-02T14:32:59.802172Z"}],"euvd":[{"id":"EUVD-2021-12811","description":"In Factor (App Framework \u0026 Headless CMS) forum plugin, versions v1.3.3 to v1.8.30, are vulnerable to stored Cross-Site Scripting (XSS) at the “post reply” section. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.","status":"published","published":"2021-11-16T09:45:18Z","modified":"2025-04-30T15:44:41Z","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":"2026-11-02T20:51:59.026225Z"}],"ghsa":[{"id":"GHSA-fjhf-p3hr-pvv7","title":"In Factor (App Framework \u0026 Headless CMS) forum plugin, versions v1.3.3 to v1.8.30, are vulnerable...","description":"In Factor (App Framework \u0026 Headless CMS) forum plugin, versions v1.3.3 to v1.8.30, are vulnerable to stored Cross-Site Scripting (XSS) at the “post reply” section. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.","status":"published","published":"2022-05-24T22:28:37Z","modified":"2023-01-30T05:05:34Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:47:18.26887Z"}],"nvd":[{"id":"CVE-2021-25984","description":"In Factor (App Framework \u0026 Headless CMS) forum plugin, versions v1.3.3 to v1.8.30, are vulnerable to stored Cross-Site Scripting (XSS) at the “post reply” section. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.","status":"published","published":"2021-11-16T10:15:07.117Z","modified":"2026-06-17T03:42:43.85Z","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":"2026-11-02T14:07:00.984108Z"}],"osv":[{"id":"CVE-2021-25984","description":"In Factor (App Framework \u0026 Headless CMS) forum plugin, versions v1.3.3 to v1.8.30, are vulnerable to stored Cross-Site Scripting (XSS) at the “post reply” section. An unauthenticated attacker can execute malicious JavaScript code and steal the session cookies.","status":"published","published":"2021-11-16T10:15:07.117Z","modified":"2026-10-20T10:54:34.129351039Z","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":"2026-11-02T15:44:18.778776Z"}]}}