{"id":"CVE-2023-51293","aliases":["EUVD-2023-56014","GHSA-v685-v3qp-pgjp"],"status":"published","title":"A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event...","description":"A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event Booking Calendar v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00749,"percentile":0.55239,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2025-02-19T00:00:00Z","modified":"2026-06-17T06:40:38Z","products":[{"vendor":"phpjabbers","product":"event_booking_calendar"}],"references":[{"url":"https://www.phpjabbers.com/event-booking-calendar/#sectionDemo","tags":["Product"]},{"url":"http://packetstormsecurity.com/files/176495/PHPJabbers-Event-Booking-Calendar-4.0-Missing-Rate-Limiting.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://packetstorm.news/files/id/176495"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-51293"},{"url":"https://github.com/advisories/GHSA-v685-v3qp-pgjp"}],"sources":{"cve":[{"id":"CVE-2023-51293","description":"A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event Booking Calendar v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.","status":"published","published":"2025-02-19T00:00:00Z","modified":"2025-05-20T14:35:46.372Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:35:17.48054Z"}],"euvd":[{"id":"EUVD-2023-56014","description":"A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event Booking Calendar v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.","status":"published","published":"2025-02-19T00:00:00Z","modified":"2025-05-20T14:35:46Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:32:43.363755Z"}],"ghsa":[{"id":"GHSA-v685-v3qp-pgjp","title":"A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event...","description":"A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event Booking Calendar v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.","status":"published","published":"2025-02-19T21:31:38Z","modified":"2025-05-08T18:31:39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:02:12.439359Z"}],"nvd":[{"id":"CVE-2023-51293","description":"A lack of rate limiting in the 'Forgot Password', 'Email Settings' feature of PHPJabbers Event Booking Calendar v4.0 allows attackers to send an excessive amount of email for a legitimate user, leading to a possible Denial of Service (DoS) via a large amount of generated e-mail messages.","status":"published","published":"2025-02-19T19:15:14.027Z","modified":"2026-06-17T06:40:38.473Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:09:20.080574Z"}]}}