{"id":"CVE-2023-5239","aliases":["EUVD-2023-57566","GHSA-589p-x4q3-2jh3"],"status":"published","title":"Security \u0026 Malware scan by CleanTalk \u003c 2.121 - IP Spoofing","description":"The Security \u0026 Malware scan by CleanTalk WordPress plugin before 2.121 retrieves client IP addresses from potentially untrusted headers, allowing an attacker to manipulate its value. This may be used to bypass bruteforce protection.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00653,"percentile":0.51558,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-11-27T16:22:00Z","modified":"2026-06-17T06:48:09Z","products":[{"vendor":"cleantalk","product":"security \u0026 malware scan by cleantalk"},{"vendor":"cleantalk","product":"security_\\\u0026_malware_scan"},{"vendor":"unknown","product":"security \u0026 malware scan by cleantalk"}],"references":[{"url":"https://wpscan.com/vulnerability/1d748f91-773b-49d6-8f68-a27d397713c3","tags":["exploit","vdb-entry","technical-description","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-5239"},{"url":"https://github.com/advisories/GHSA-589p-x4q3-2jh3"}],"sources":{"cve":[{"id":"CVE-2023-5239","title":"Security \u0026 Malware scan by CleanTalk \u003c 2.121 - IP Spoofing","description":"The Security \u0026 Malware scan by CleanTalk WordPress plugin before 2.121 retrieves client IP addresses from potentially untrusted headers, allowing an attacker to manipulate its value. This may be used to bypass bruteforce protection.","status":"published","published":"2023-11-27T16:22:00.577Z","modified":"2024-08-02T07:52:08.529Z","updated_at":"2026-11-02T14:35:16.771348Z"}],"euvd":[{"id":"EUVD-2023-57566","description":"The Security \u0026 Malware scan by CleanTalk WordPress plugin before 2.121 retrieves client IP addresses from potentially untrusted headers, allowing an attacker to manipulate its value. This may be used to bypass bruteforce protection.","status":"published","published":"2023-11-27T16:22:00Z","modified":"2024-08-02T07:52:08Z","cvss":[{"version":"","score":0,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"none"}],"updated_at":"2026-11-03T03:50:11.629738Z"}],"ghsa":[{"id":"GHSA-589p-x4q3-2jh3","title":"The Security \u0026 Malware scan by CleanTalk WordPress plugin before 2.121 retrieves client IP...","description":"The Security \u0026 Malware scan by CleanTalk WordPress plugin before 2.121 retrieves client IP addresses from potentially untrusted headers, allowing an attacker to manipulate its value. This may be used to bypass bruteforce protection.","status":"published","published":"2023-11-27T18:31:13Z","modified":"2023-12-01T21:30:29Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T14:55:08.580325Z"}],"nvd":[{"id":"CVE-2023-5239","description":"The Security \u0026 Malware scan by CleanTalk WordPress plugin before 2.121 retrieves client IP addresses from potentially untrusted headers, allowing an attacker to manipulate its value. This may be used to bypass bruteforce protection.","status":"published","published":"2023-11-27T17:15:08.787Z","modified":"2026-06-17T06:48:09.427Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:08:49.393375Z"}]}}