{"cve":"CVE-2011-2932","nvd":{"published":"2011-08-29T18:55:01.567","modified":"2026-06-16T23:32:16.757","status":"Modified","description":"Cross-site scripting (XSS) vulnerability in activesupport/lib/active_support/core_ext/string/output_safety.rb in Ruby on Rails 2.x 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 malformed Unicode string, related to a \"UTF-8 escaping vulnerability.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://groups.google.com/group/rubyonrails-security/msg/f1d2749773db9f21?dmode=source&output=gplain","http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065114.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065189.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065212.html","http://secunia.com/advisories/45917"],"products":["rubyonrails:rails","rubyonrails:ruby_on_rails"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-2932","score":0.02492,"percentile":0.84658,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-9fh3-vh3h-q4g3","url":"https://osv.dev/vulnerability/GHSA-9fh3-vh3h-q4g3","summary":"activesupport Cross-site Scripting vulnerability","modified":"2024-11-29T05:31:20.916900Z","packages":[{"ecosystem":"RubyGems","name":"activesupport","purl":"pkg:gem/activesupport","ranges":[">=2.0.0 <2.3.13"],"fixed":["2.3.13"]},{"ecosystem":"RubyGems","name":"activesupport","purl":"pkg:gem/activesupport","ranges":[">=3.0.0 <3.0.10"],"fixed":["3.0.10"]}]}],"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."]}