{"id":"CVE-2021-24240","aliases":["EUVD-2021-11154","GHSA-mwhf-wq2w-263x"],"status":"published","title":"Business Hours Pro \u003c= 5.5.0 - Unauthenticated Arbitrary File Upload to RCE","description":"The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload arbitrary files using its manual update functionality, leading to an unauthenticated remote code execution vulnerability.","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":0.03037,"percentile":0.87679,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2021-04-22T21:00:51Z","modified":"2026-06-17T03:39:41Z","products":[{"vendor":"aivahthemes","product":"business_hours_pro"},{"vendor":"unknown","product":"business hours pro"}],"references":[{"url":"https://wpscan.com/vulnerability/10528cb2-12a1-43f7-9b7d-d75d18fdf5bb","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://codecanyon.net/item/business-hours-pro-wordpress-plugin/9414879","tags":["x_refsource_MISC","x_transferred","Product","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-24240"},{"url":"https://github.com/advisories/GHSA-mwhf-wq2w-263x"}],"sources":{"cve":[{"id":"CVE-2021-24240","title":"Business Hours Pro \u003c= 5.5.0 - Unauthenticated Arbitrary File Upload to RCE","description":"The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload arbitrary files using its manual update functionality, leading to an unauthenticated remote code execution vulnerability.","status":"published","published":"2021-04-22T21:00:51Z","modified":"2024-08-03T19:21:18.939Z","cwes":["CWE-434"],"updated_at":"2026-11-02T14:33:05.000797Z"}],"euvd":[{"id":"EUVD-2021-11154","description":"The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload arbitrary files using its manual update functionality, leading to an unauthenticated remote code execution vulnerability.","status":"published","published":"2021-04-22T21:00:51Z","modified":"2024-08-03T19:21:18Z","updated_at":"2026-11-03T03:24:59.071017Z"}],"ghsa":[{"id":"GHSA-mwhf-wq2w-263x","title":"The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload...","description":"The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload arbitrary files using its manual update functionality, leading to an unauthenticated remote code execution vulnerability.","status":"published","published":"2022-05-24T17:48:20Z","modified":"2023-01-29T05:06:02Z","cwes":["CWE-434"],"updated_at":"2026-11-02T14:45:55.677123Z"}],"nvd":[{"id":"CVE-2021-24240","description":"The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload arbitrary files using its manual update functionality, leading to an unauthenticated remote code execution vulnerability.","status":"published","published":"2021-04-22T21:15:09.863Z","modified":"2026-06-17T03:39:41.337Z","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-434"],"updated_at":"2026-11-02T14:06:52.03307Z"}]}}