Description
The sanitize helper in lib/action_controller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle encoded : (colon) characters in URLs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted scheme name, as demonstrated by including a : sequence.
Published: 2013-03-19
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DSA Debian DSA DSA-2655-1 rails security update
EUVD EUVD EUVD-2017-0258 The sanitize helper in lib/action_controller/vendor/html-scanner/html/sanitizer.rb in the Action Pack component in Ruby on Rails before 2.3.18, 3.0.x and 3.1.x before 3.1.12, and 3.2.x before 3.2.13 does not properly handle encoded : (colon) characters in URLs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted scheme name, as demonstrated by including a &#x3a; sequence.
Github GHSA Github GHSA GHSA-j838-vfpq-fmf2 actionpack Cross-site Scripting vulnerability
History

No history.

Subscriptions

Redhat Enterprise Linux Openshift
Rhel Sam 1.4
Rubyonrails Rails Ruby On Rails
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T15:20:35.190Z

Reserved: 2013-02-19T00:00:00.000Z

Link: CVE-2013-1857

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2013-03-19T22:55:01.087

Modified: 2026-04-29T01:13:23.040

Link: CVE-2013-1857

cve-icon Redhat

Severity : Moderate

Publid Date: 2013-03-18T00:00:00Z

Links: CVE-2013-1857 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses