{"id":"CVE-2025-12094","aliases":["EUVD-2025-37313","GHSA-4qw6-7g5m-4mvh"],"status":"published","title":"OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) \u003c= 1.2.53 - Unauthenticated IP Header Spoofing","description":"The OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) plugin for WordPress is vulnerable to IP Header Spoofing in all versions up to, and including, 1.2.53. This is due to the plugin trusting client-controlled forwarded headers (such as CF-Connecting-IP, X-Forwarded-For, and others) without verifying that those headers originate from legitimate, trusted proxies. This makes it possible for unauthenticated attackers to spoof their IP address and bypass IP-based security controls, including blocked IP lists and rate limiting protections, by sending arbitrary HTTP headers with their requests.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0034,"percentile":0.27756,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-693"],"published":"2025-10-31T08:25:55Z","modified":"2026-10-07T21:10:00Z","products":[{"vendor":"oopspam","product":"oopspam anti-spam: spam protection for wordpress forms \u0026 comments (no captcha)"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/b5137bc2-912b-4e25-966e-515e8d9fc21c?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/oopspam-anti-spam/tags/1.2.49/include/helpers.php#L268"},{"url":"https://plugins.trac.wordpress.org/changeset/3386104/oopspam-anti-spam/trunk/include/helpers.php"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-12094"},{"url":"https://github.com/advisories/GHSA-4qw6-7g5m-4mvh"}],"sources":{"cve":[{"id":"CVE-2025-12094","title":"OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) \u003c= 1.2.53 - Unauthenticated IP Header Spoofing","description":"The OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) plugin for WordPress is vulnerable to IP Header Spoofing in all versions up to, and including, 1.2.53. This is due to the plugin trusting client-controlled forwarded headers (such as CF-Connecting-IP, X-Forwarded-For, and others) without verifying that those headers originate from legitimate, trusted proxies. This makes it possible for unauthenticated attackers to spoof their IP address and bypass IP-based security controls, including blocked IP lists and rate limiting protections, by sending arbitrary HTTP headers with their requests.","status":"published","published":"2025-10-31T08:25:55.153Z","modified":"2026-04-08T17:17:07.369Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:32:41.743125Z"}],"euvd":[{"id":"EUVD-2025-37313","description":"The OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) plugin for WordPress is vulnerable to IP Header Spoofing in all versions up to, and including, 1.2.53. This is due to the plugin trusting client-controlled forwarded headers (such as CF-Connecting-IP, X-Forwarded-For, and others) without verifying that those headers originate from legitimate, trusted proxies. This makes it possible for unauthenticated attackers to spoof their IP address and bypass IP-based security controls, including blocked IP lists and rate limiting protections, by sending arbitrary HTTP headers with their requests.","status":"published","published":"2025-10-31T08:25:55Z","modified":"2026-04-08T17:17:07Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:44.170067Z"}],"ghsa":[{"id":"GHSA-4qw6-7g5m-4mvh","title":"The OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) plugin for...","description":"The OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) plugin for WordPress is vulnerable to IP Header Spoofing in all versions up to, and including, 1.2.53. This is due to the plugin trusting client-controlled forwarded headers (such as CF-Connecting-IP, X-Forwarded-For, and others) without verifying that those headers originate from legitimate, trusted proxies. This makes it possible for unauthenticated attackers to spoof their IP address and bypass IP-based security controls, including blocked IP lists and rate limiting protections, by sending arbitrary HTTP headers with their requests.","status":"published","published":"2025-10-31T09:30:26Z","modified":"2025-10-31T09:30:32Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T15:04:15.956958Z"}],"nvd":[{"id":"CVE-2025-12094","description":"The OOPSpam Anti-Spam: Spam Protection for WordPress Forms \u0026 Comments (No CAPTCHA) plugin for WordPress is vulnerable to IP Header Spoofing in all versions up to, and including, 1.2.53. This is due to the plugin trusting client-controlled forwarded headers (such as CF-Connecting-IP, X-Forwarded-For, and others) without verifying that those headers originate from legitimate, trusted proxies. This makes it possible for unauthenticated attackers to spoof their IP address and bypass IP-based security controls, including blocked IP lists and rate limiting protections, by sending arbitrary HTTP headers with their requests.","status":"published","published":"2025-10-31T09:15:46.05Z","modified":"2026-10-07T21:10:00.2Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:11:41.607433Z"}]}}