{"id":"CVE-2023-48831","aliases":["EUVD-2023-52862","GHSA-fc6j-w9hx-r5xv"],"status":"published","title":"A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers...","description":"A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers to cause resource exhaustion.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01162,"percentile":0.67448,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400","CWE-770"],"published":"2023-12-07T00:00:00Z","modified":"2026-06-17T06:35:03Z","products":[{"vendor":"phpjabbers","product":"availability_booking_calendar"}],"references":[{"url":"https://www.phpjabbers.com/availability-booking-calendar/#sectionDemo","tags":["x_transferred","Product"]},{"url":"http://packetstormsecurity.com/files/176039","tags":["x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-48831"},{"url":"https://github.com/advisories/GHSA-fc6j-w9hx-r5xv"}],"sources":{"cve":[{"id":"CVE-2023-48831","description":"A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers to cause resource exhaustion.","status":"published","published":"2023-12-07T00:00:00Z","modified":"2024-10-09T15:14:42.574Z","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-770"],"updated_at":"2026-11-02T14:35:25.866071Z"}],"euvd":[{"id":"EUVD-2023-52862","description":"A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers to cause resource exhaustion.","status":"published","published":"2023-12-07T00:00:00Z","modified":"2024-10-09T15:14:42Z","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":"2026-11-03T00:27:43.39457Z"}],"ghsa":[{"id":"GHSA-fc6j-w9hx-r5xv","title":"A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers...","description":"A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers to cause resource exhaustion.","status":"published","published":"2023-12-07T09:30:44Z","modified":"2024-10-09T18:32:41Z","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","CWE-770"],"updated_at":"2026-11-02T14:58:27.866821Z"}],"nvd":[{"id":"CVE-2023-48831","description":"A lack of rate limiting in pjActionAJaxSend in Availability Booking Calendar 5.0 allows attackers to cause resource exhaustion.","status":"published","published":"2023-12-07T07:15:11.28Z","modified":"2026-06-17T06:35:03.183Z","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":"primary"},{"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","CWE-770"],"updated_at":"2026-11-02T14:08:54.010507Z"}]}}