{"cve":"CVE-2012-6431","nvd":{"published":"2012-12-27T11:47:01.790","modified":"2026-06-16T23:48:05.447","status":"Modified","description":"Symfony 2.0.x before 2.0.20 does not process URL encoded data consistently within the Routing and Security components, which allows remote attackers to bypass intended URI restrictions via a doubly encoded string.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://symfony.com/blog/security-release-symfony-2-0-20-and-2-1-5-released","http://symfony.com/blog/security-release-symfony-2-0-20-and-2-1-5-released"],"products":["sensiolabs:symfony"],"source":"nvd","synced_at":"2026-10-19T20:27:27.940201468+00:00"},"epss":{"cve":"CVE-2012-6431","score":0.01876,"percentile":0.79414,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}