{"id":"CVE-2021-24508","aliases":["EUVD-2021-11420","GHSA-h2xq-fv4r-5784"],"status":"published","title":"Smash Balloon Social Post Feed \u003c 2.19.2 - Unauthenticated Stored XSS","description":"The Smash Balloon Social Post Feed WordPress plugin before 2.19.2 does not sanitise or escape the feedID POST parameter in its feed_locator AJAX action (available to both authenticated and unauthenticated users) before outputting a truncated version of it in the admin dashboard, leading to an unauthenticated Stored Cross-Site Scripting issue which will be executed in the context of a logged in administrator.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01343,"percentile":0.71569,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-09-13T17:56:20Z","modified":"2026-06-17T03:40:09Z","products":[{"vendor":"smashballoon","product":"smash_balloon_social_post_feed"},{"vendor":"syed balkhi","product":"smash balloon social post feed"},{"vendor":"unknown","product":"smash balloon social post feed"}],"references":[{"url":"https://wpscan.com/vulnerability/2b543740-d4b0-49b5-a021-454a3a72162f","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24508"},{"url":"https://github.com/advisories/GHSA-h2xq-fv4r-5784"}],"sources":{"cve":[{"id":"CVE-2021-24508","title":"Smash Balloon Social Post Feed \u003c 2.19.2 - Unauthenticated Stored XSS","description":"The Smash Balloon Social Post Feed WordPress plugin before 2.19.2 does not sanitise or escape the feedID POST parameter in its feed_locator AJAX action (available to both authenticated and unauthenticated users) before outputting a truncated version of it in the admin dashboard, leading to an unauthenticated Stored Cross-Site Scripting issue which will be executed in the context of a logged in administrator.","status":"published","published":"2021-09-13T17:56:20Z","modified":"2024-08-03T19:35:19.732Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11420","description":"The Smash Balloon Social Post Feed WordPress plugin before 2.19.2 does not sanitise or escape the feedID POST parameter in its feed_locator AJAX action (available to both authenticated and unauthenticated users) before outputting a truncated version of it in the admin dashboard, leading to an unauthenticated Stored Cross-Site Scripting issue which will be executed in the context of a logged in administrator.","status":"published","published":"2021-09-13T17:56:20Z","modified":"2024-08-03T19:35:19Z","updated_at":"2026-11-03T03:24:57.403647Z"}],"ghsa":[{"id":"GHSA-h2xq-fv4r-5784","title":"The Smash Balloon Social Post Feed WordPress plugin before 2.19.2 does not sanitise or escape the...","description":"The Smash Balloon Social Post Feed WordPress plugin before 2.19.2 does not sanitise or escape the feedID POST parameter in its feed_locator AJAX action (available to both authenticated and unauthenticated users) before outputting a truncated version of it in the admin dashboard, leading to an unauthenticated Stored Cross-Site Scripting issue which will be executed in the context of a logged in administrator.","status":"published","published":"2022-05-24T19:14:19Z","modified":"2023-01-30T05:02:05Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:46:33.666288Z"}],"nvd":[{"id":"CVE-2021-24508","description":"The Smash Balloon Social Post Feed WordPress plugin before 2.19.2 does not sanitise or escape the feedID POST parameter in its feed_locator AJAX action (available to both authenticated and unauthenticated users) before outputting a truncated version of it in the admin dashboard, leading to an unauthenticated Stored Cross-Site Scripting issue which will be executed in the context of a logged in administrator.","status":"published","published":"2021-09-13T18:15:15.437Z","modified":"2026-06-17T03:40:09.237Z","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":"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":"2026-11-02T14:06:58.502206Z"}]}}