{"cve":"CVE-2013-6853","nvd":{"published":"2014-01-26T01:55:09.267","modified":"2026-06-17T00:01:01.930","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in clickstream.js in Y! Toolbar plugin for FireFox 3.1.0.20130813024103 for Mac, and 2.5.9.2013418100420 for Windows, allows remote attackers to inject arbitrary web script or HTML via a crafted URL that is stored by the victim.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://osvdb.org/102175","http://packetstormsecurity.com/files/124800/Y-Toolbar-Cross-Site-Scripting.html","http://www.cloudscan.me/2014/01/cve-2013-6853-stored-xss-in-y-toolbar.html","http://www.securityfocus.com/bid/64971","https://exchange.xforce.ibmcloud.com/vulnerabilities/90529"],"products":["yahoo:toolbar"],"source":"nvd","synced_at":"2026-10-19T20:32:06.812358378+00:00"},"epss":{"cve":"CVE-2013-6853","score":0.0193,"percentile":0.79998,"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."]}