{"id":"CVE-2021-24418","aliases":["EUVD-2021-11330","GHSA-hv4v-qq65-xmfx"],"status":"published","title":"Smooth Scroll Page Up/Down Buttons \u003c= 1.4 - Authenticated Stored XSS via psb_positioning","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin through 1.4 does not properly sanitise and validate its psb_positioning settings, allowing high privilege users such as admin to set an XSS payload in it, which will be executed in all pages of the blog","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00626,"percentile":0.50497,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-07-12T19:20:53Z","modified":"2026-06-17T03:39:59Z","products":[{"vendor":"mark senff","product":"smooth scroll page up/down buttons"},{"vendor":"smooth_scroll_page_up\\/down_buttons_project","product":"smooth_scroll_page_up\\/down_buttons"}],"references":[{"url":"https://wpscan.com/vulnerability/1512bba9-89e2-493d-b85d-10c7acb903db","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://m0ze.ru/vulnerability/%5B2021-04-29%5D-%5BWordPress%5D-%5BCWE-79%5D-Smooth-Scroll-Page-UpDown-Buttons-WordPress-Plugin-v1.4.txt","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24418"},{"url":"https://m0ze.ru/vulnerability/[2021-04-29]-[WordPress]-[CWE-79]-Smooth-Scroll-Page-UpDown-Buttons-WordPress-Plugin-v1.4.txt"},{"url":"https://github.com/advisories/GHSA-hv4v-qq65-xmfx"}],"sources":{"cve":[{"id":"CVE-2021-24418","title":"Smooth Scroll Page Up/Down Buttons \u003c= 1.4 - Authenticated Stored XSS via psb_positioning","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin through 1.4 does not properly sanitise and validate its psb_positioning settings, allowing high privilege users such as admin to set an XSS payload in it, which will be executed in all pages of the blog","status":"published","published":"2021-07-12T19:20:53Z","modified":"2024-08-03T19:28:23.84Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11330","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin through 1.4 does not properly sanitise and validate its psb_positioning settings, allowing high privilege users such as admin to set an XSS payload in it, which will be executed in all pages of the blog","status":"published","published":"2021-07-12T19:20:53Z","modified":"2024-08-03T19:28:23Z","updated_at":"2026-11-03T03:24:57.947294Z"}],"ghsa":[{"id":"GHSA-hv4v-qq65-xmfx","title":"The Smooth Scroll Page Up/Down Buttons WordPress plugin through 1.4 does not properly sanitise...","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin through 1.4 does not properly sanitise and validate its psb_positioning settings, allowing high privilege users such as admin to set an XSS payload in it, which will be executed in all pages of the blog","status":"published","published":"2022-05-24T19:07:27Z","modified":"2023-01-30T05:00:40Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:15.397604Z"}],"nvd":[{"id":"CVE-2021-24418","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin through 1.4 does not properly sanitise and validate its psb_positioning settings, allowing high privilege users such as admin to set an XSS payload in it, which will be executed in all pages of the blog","status":"published","published":"2021-07-12T20:15:08.867Z","modified":"2026-06-17T03:39:59.63Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/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":"2026-11-02T14:06:55.747384Z"}]}}