{"id":"CVE-2023-51297","aliases":["EUVD-2023-56018","GHSA-x549-732m-pw36"],"status":"published","title":"A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System v4.0...","description":"A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System 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":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00547,"percentile":0.46133,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2025-02-19T00:00:00Z","modified":"2026-06-17T06:40:39Z","products":[{"vendor":"phpjabbers","product":"hotel_booking_system"}],"references":[{"url":"https://www.phpjabbers.com/hotel-booking-system/#sectionDemo","tags":["Product"]},{"url":"http://packetstormsecurity.com/files/176486/PHPJabbers-Hotel-Booking-System-4.0-Missing-Rate-Limiting.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-51297"},{"url":"https://github.com/advisories/GHSA-x549-732m-pw36"}],"sources":{"cve":[{"id":"CVE-2023-51297","description":"A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System 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":"2025-02-19T20:07:34.373Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:35:17.48054Z"}],"euvd":[{"id":"EUVD-2023-56018","description":"A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System 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":"2025-02-19T20:07:34Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:53:26.792701Z"}],"ghsa":[{"id":"GHSA-x549-732m-pw36","title":"A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System v4.0...","description":"A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System 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":"2025-02-19T21:31:44Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:59:59.153661Z"}],"nvd":[{"id":"CVE-2023-51297","description":"A lack of rate limiting in the 'Email Settings' feature of PHPJabbers Hotel Booking System 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":"2025-02-19T20:15:34.77Z","modified":"2026-06-17T06:40:39.007Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:09:20.080574Z"}]}}