{"cve":"CVE-2012-1657","nvd":{"published":"2012-09-18T20:55:01.880","modified":"2026-06-16T23:40:01.573","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in block_class.module in the Block Class module before 7.x-1.1 for Drupal allows remote authenticated users with certain permissions to inject arbitrary web script or HTML via the class name.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://drupal.org/node/1471090","http://drupal.org/node/1471808","http://drupalcode.org/project/block_class.git/commit/9a5205d","http://secunia.com/advisories/48298","http://www.openwall.com/lists/oss-security/2012/04/07/1"],"products":["fourkitchens:block_class"],"source":"nvd","synced_at":"2026-10-19T20:25:53.526315492+00:00"},"epss":{"cve":"CVE-2012-1657","score":0.01607,"percentile":0.75898,"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."]}