{"id":"CVE-2021-24384","aliases":["EUVD-2021-11296","GHSA-2mh8-69x2-q9m6"],"status":"published","title":"JoomSport \u003c 5.1.8 - Unauthenticated PHP Object Injection","description":"The joomsport_md_load AJAX action of the JoomSport WordPress plugin before 5.1.8, registered for both unauthenticated and unauthenticated users, unserialised user input from the shattr POST parameter, leading to a PHP Object Injection issue. Even though the plugin does not have a suitable gadget chain to exploit this, other installed plugins could, which might lead to more severe issues such as RCE","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.02068,"percentile":0.8166,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2021-07-06T11:03:27Z","modified":"2026-06-17T03:39:56Z","products":[{"vendor":"beardev","product":"joomsport"},{"vendor":"beardev","product":"joomsport – for sports: team \u0026 league, football, hockey \u0026 more"},{"vendor":"unknown","product":"joomsport – for sports: team \u0026 league, football, hockey \u0026 more"}],"references":[{"url":"https://wpscan.com/vulnerability/fb6c407c-713c-4e83-92ce-4e5f791be696","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24384"},{"url":"https://github.com/advisories/GHSA-2mh8-69x2-q9m6"}],"sources":{"cve":[{"id":"CVE-2021-24384","title":"JoomSport \u003c 5.1.8 - Unauthenticated PHP Object Injection","description":"The joomsport_md_load AJAX action of the JoomSport WordPress plugin before 5.1.8, registered for both unauthenticated and unauthenticated users, unserialised user input from the shattr POST parameter, leading to a PHP Object Injection issue. Even though the plugin does not have a suitable gadget chain to exploit this, other installed plugins could, which might lead to more severe issues such as RCE","status":"published","published":"2021-07-06T11:03:27Z","modified":"2024-08-03T19:28:23.922Z","cwes":["CWE-502"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11296","description":"The joomsport_md_load AJAX action of the JoomSport WordPress plugin before 5.1.8, registered for both unauthenticated and unauthenticated users, unserialised user input from the shattr POST parameter, leading to a PHP Object Injection issue. Even though the plugin does not have a suitable gadget chain to exploit this, other installed plugins could, which might lead to more severe issues such as RCE","status":"published","published":"2021-07-06T11:03:27Z","modified":"2024-08-03T19:28:23Z","updated_at":"2026-11-03T03:24:57.947294Z"}],"ghsa":[{"id":"GHSA-2mh8-69x2-q9m6","title":"The joomsport_md_load AJAX action of the JoomSport WordPress plugin before 5.1.8, registered for...","description":"The joomsport_md_load AJAX action of the JoomSport WordPress plugin before 5.1.8, registered for both unauthenticated and unauthenticated users, unserialised user input from the shattr POST parameter, leading to a PHP Object Injection issue. Even though the plugin does not have a suitable gadget chain to exploit this, other installed plugins could, which might lead to more severe issues such as RCE","status":"published","published":"2022-05-24T19:06:58Z","modified":"2023-01-30T05:00:37Z","cwes":["CWE-502"],"updated_at":"2026-11-02T14:46:14.46933Z"}],"nvd":[{"id":"CVE-2021-24384","description":"The joomsport_md_load AJAX action of the JoomSport WordPress plugin before 5.1.8, registered for both unauthenticated and unauthenticated users, unserialised user input from the shattr POST parameter, leading to a PHP Object Injection issue. Even though the plugin does not have a suitable gadget chain to exploit this, other installed plugins could, which might lead to more severe issues such as RCE","status":"published","published":"2021-07-06T11:15:08.777Z","modified":"2026-06-17T03:39:56.29Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:55.259633Z"}]}}