{"id":"CVE-2012-20003","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-20003","generatedAt":"2026-10-27T17:42:59.579Z","title":"Custom Tables plugin for WordPress before 3.4.6 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the unsanitized 'key' parameter in iframe.php.","description":"Custom Tables plugin for WordPress before 3.4.6 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the unsanitized 'key' parameter in iframe.php. Attackers can craft GET requests to /wp-content/plugins/custom-tables/iframe.php with s=1 and a malicious key value to execute script in victims' browsers and steal cookies. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-20.","published":"2026-10-20T21:17:12.000Z","lastModified":"2026-10-23T16:16:49.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":5.1,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-79"],"affected":[],"epss":{"score":0.00269,"percentile":0.18924,"date":"2026-10-26","history":[{"date":"2026-10-21","score":0.00215,"percentile":0.11281}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.27%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-20T21:17:12.000Z","detail":{"score":"5.1","severity":"MEDIUM","publishedAt":"2026-10-20T21:17:11.730Z"},"summary":"New CVE, medium severity (CVSS 5.1)."}],"references":[{"url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/vulnerabilities/wordpress/wp-custom-tables-xss.yaml","source":"disclosure@vulncheck.com"},{"url":"https://wordpress.org/plugins/custom-tables/","source":"disclosure@vulncheck.com"},{"url":"https://wpscan.com/vulnerability/211a4286-4747-4b62-acc3-fd9a57b06252","source":"disclosure@vulncheck.com"},{"url":"https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-custom-tables-key-parameter-cross-site-scripting-3-4-4/","source":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/37482","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/custom-tables-wordpress-plugin-3.4.6-reflected-xss-via-iframe-php","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-20003","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}