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Case File

CVE-2013-6853

MEDIUM · CVSS 4.3 EPSS 1.93% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2014-01-26 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It affects Windows, Firefox. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

External Security References
packetstormsecurity.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2013-6853
Severity
MEDIUM
CVSS
4.3
EPSS
1.93%
Windows Firefox

Original NVD 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.