{"id":"CVE-2021-24331","aliases":["EUVD-2021-11244","GHSA-7mh2-3h46-3mff"],"status":"published","title":"Smooth Scroll Page Up/Down Buttons \u003c 1.4 - Authenticated Stored XSS","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and validate its settings, such as psb_distance, psb_buttonsize, psb_speed, only validating them client side. This could allow high privilege users (such as admin) to set XSS payloads in them","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":"2026-11-08","score":0.00652,"percentile":0.51522,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-06-01T11:33:31Z","modified":"2026-06-17T03:39:50Z","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"},{"vendor":"unknown","product":"smooth scroll page up/down buttons"}],"references":[{"url":"https://wpscan.com/vulnerability/2c7ca586-def8-4723-b779-09d7f37fa1ab","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://m0ze.ru/vulnerability/%5B2021-04-24%5D-%5BWordPress%5D-%5BCWE-79%5D-Smooth-Scroll-Page-UpDown-Buttons-WordPress-Plugin-v1.3.txt","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24331"},{"url":"https://m0ze.ru/vulnerability/[2021-04-24]-[WordPress]-[CWE-79]-Smooth-Scroll-Page-UpDown-Buttons-WordPress-Plugin-v1.3.txt"},{"url":"https://github.com/advisories/GHSA-7mh2-3h46-3mff"}],"sources":{"cve":[{"id":"CVE-2021-24331","title":"Smooth Scroll Page Up/Down Buttons \u003c 1.4 - Authenticated Stored XSS","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and validate its settings, such as psb_distance, psb_buttonsize, psb_speed, only validating them client side. This could allow high privilege users (such as admin) to set XSS payloads in them","status":"published","published":"2021-06-01T11:33:31Z","modified":"2024-08-03T19:28:23.411Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11244","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and validate its settings, such as psb_distance, psb_buttonsize, psb_speed, only validating them client side. This could allow high privilege users (such as admin) to set XSS payloads in them","status":"published","published":"2021-06-01T11:33:31Z","modified":"2024-08-03T19:28:23Z","updated_at":"2026-11-03T03:24:58.504484Z"}],"ghsa":[{"id":"GHSA-7mh2-3h46-3mff","title":"The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and...","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and validate its settings, such as psb_distance, psb_buttonsize, psb_speed, only validating them client side. This could allow high privilege users (such as admin) to set XSS payloads in them","status":"published","published":"2022-05-24T19:03:44Z","modified":"2023-01-29T05:06:22Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:00.528527Z"}],"nvd":[{"id":"CVE-2021-24331","description":"The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and validate its settings, such as psb_distance, psb_buttonsize, psb_speed, only validating them client side. This could allow high privilege users (such as admin) to set XSS payloads in them","status":"published","published":"2021-06-01T14:15:09.427Z","modified":"2026-06-17T03:39:50.747Z","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":"2026-11-02T14:06:53.987491Z"}]}}