AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2011-2931

MEDIUM · CVSS 4.3 EPSS 2.49% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-08-29 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

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

GitHub PoC Links
github.com ↗

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

CVE
CVE-2011-2931
Severity
MEDIUM
CVSS
4.3
EPSS
2.49%

Original NVD Description

Cross-site scripting (XSS) vulnerability in the strip_tags helper in actionpack/lib/action_controller/vendor/html-scanner/html/node.rb in Ruby on Rails before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allows remote attackers to inject arbitrary web script or HTML via a tag with an invalid name.