{"id":"CVE-2023-36135","aliases":["EUVD-2023-40114","GHSA-96q9-gw5m-qwxv"],"status":"published","title":"User enumeration is found in in PHPJabbers Class Scheduling System v1.0. This issue occurs during...","description":"User enumeration is found in in PHPJabbers Class Scheduling System v1.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00565,"percentile":0.47277,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-08-03T00:00:00Z","modified":"2026-06-17T06:05:48Z","products":[{"vendor":"phpjabbers","product":"class_scheduling_system"}],"references":[{"url":"https://www.phpjabbers.com/class-scheduling-system","tags":["x_transferred","Product"]},{"url":"https://medium.com/%40bcksec/multiple-vulnerabilities-in-php-jabbers-scripts-25af4afcadd4","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36135"},{"url":"https://medium.com/@bcksec/multiple-vulnerabilities-in-php-jabbers-scripts-25af4afcadd4"},{"url":"https://github.com/advisories/GHSA-96q9-gw5m-qwxv"}],"sources":{"cve":[{"id":"CVE-2023-36135","description":"User enumeration is found in in PHPJabbers Class Scheduling System v1.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.","status":"published","published":"2023-08-03T00:00:00Z","modified":"2024-10-17T18:00:19.807Z","updated_at":"2026-11-02T14:35:27.810438Z"}],"euvd":[{"id":"EUVD-2023-40114","description":"User enumeration is found in in PHPJabbers Class Scheduling System v1.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.","status":"published","published":"2023-08-03T00:00:00Z","modified":"2024-10-17T18:00:19Z","updated_at":"2026-11-03T00:27:33.799805Z"}],"ghsa":[{"id":"GHSA-96q9-gw5m-qwxv","title":"User enumeration is found in in PHPJabbers Class Scheduling System v1.0. This issue occurs during...","description":"User enumeration is found in in PHPJabbers Class Scheduling System v1.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.","status":"published","published":"2023-08-04T00:30:16Z","modified":"2024-04-04T06:33:09Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T14:56:43.202556Z"}],"nvd":[{"id":"CVE-2023-36135","description":"User enumeration is found in in PHPJabbers Class Scheduling System v1.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.","status":"published","published":"2023-08-04T00:15:12.503Z","modified":"2026-06-17T06:05:48.86Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:08:20.798312Z"}]}}