{"id":"CVE-2022-4100","state":"PUBLISHED","title":"WP Cerber Security <= 9.4 - IP Protection Bypass","description":"The WP Cerber Security plugin for WordPress is vulnerable to IP Protection bypass in versions up to, and including 9.4 due to the plugin improperly checking for a visitor's IP address. This makes it possible for an attacker whose IP address has been blocked to bypass this control by setting the X-Forwarded-For: HTTP header to an IP Address that hasn't been blocked.","publishedAt":"2024-08-31T08:35:05.543Z","updatedAt":"2026-04-08T16:33:01.395Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["gioni WP Cerber Security, Anti-spam & Malware Scan"],"affected":[{"vendor":"gioni","product":"WP Cerber Security, Anti-spam & Malware Scan","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"9.4","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/03ccd474-42f4-4cbb-823e-93fe4db1bf80?source=cve","https://plugins.trac.wordpress.org/changeset/2865322/wp-cerber/trunk/cerber-common.php"],"weaknesses":["CWE-693"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/4xxx/CVE-2022-4100.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-4100","state":"PUBLISHED","datePublished":"2024-08-31T08:35:05.543Z","dateUpdated":"2026-04-08T16:33:01.395Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2022-11-21T13:22:19.996Z"},"containers":{"cna":{"title":"WP Cerber Security <= 9.4 - IP Protection Bypass","descriptions":[{"lang":"en","value":"The WP Cerber Security plugin for WordPress is vulnerable to IP Protection bypass in versions up to, and including 9.4 due to the plugin improperly checking for a visitor's IP address. This makes it possible for an attacker whose IP address has been blocked to bypass this control by setting the X-Forwarded-For: HTTP header to an IP Address that hasn't been blocked."}],"affected":[{"vendor":"gioni","product":"WP Cerber Security, Anti-spam & Malware Scan","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"9.4","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/03ccd474-42f4-4cbb-823e-93fe4db1bf80?source=cve"},{"url":"https://plugins.trac.wordpress.org/changeset/2865322/wp-cerber/trunk/cerber-common.php"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","baseScore":5.3,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-693","lang":"en","description":"CWE-693 Protection Mechanism Failure","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-08T16:33:01.395Z"},"credits":[{"lang":"en","type":"finder","value":"chihyu"}],"timeline":[{"time":"2024-08-30T00:00:00.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","affected":[{"vendor":"gioni","product":"wp_cerber_security","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"9.4","versionType":"custom"}],"cpes":["cpe:2.3:a:gioni:wp_cerber_security:*:*:*:*:*:*:*:*"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-03T14:23:00.430901Z","id":"CVE-2022-4100","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-03T14:25:08.791Z"}}]}}}