CVE-2012-6684

RedCloth Cross-site Scripting vulnerability

4.3 MediumFix available

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Exploit likelihood

2.25%Up 1.0 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: CVE-2012-6684
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: CVE-2012-6684
Updated: 2026-11-02

EUVDEUVD-2017-0295 No score

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: EUVD-2017-0295
Updated: 2026-11-03

GitHub AdvisoriesGHSA-r23g-3qw4-gfh2 No score

RedCloth Cross-site Scripting vulnerability

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: GHSA-r23g-3qw4-gfh2
Weakness: CWE-79
Updated: 2026-11-02

OSV No score

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: CVE-2012-6684
Updated: 2026-11-02

OSVDEBIAN-CVE-2012-6684 No score

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: DEBIAN-CVE-2012-6684
Updated: 2026-11-02

OSVGHSA-r23g-3qw4-gfh2 No score

RedCloth Cross-site Scripting vulnerability

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: GHSA-r23g-3qw4-gfh2
Weakness: CWE-79
Updated: 2026-11-02

OSVopenSUSE-SU-2024:10401-1 No score

ruby2.2-rubygem-RedCloth-4.3.2-1.5 on GA media

These are all security issues fixed in the ruby2.2-rubygem-RedCloth-4.3.2-1.5 package on the GA media of openSUSE Tumbleweed.

Record: openSUSE-SU-2024:10401-1
Updated: 2026-11-02

OSVUBUNTU-CVE-2012-6684 No score

Cross-site scripting (XSS) vulnerability in the RedCloth library 4.2.9 for Ruby and earlier allows remote attackers to inject arbitrary web script or HTML via a javascript: URI.

Record: UBUNTU-CVE-2012-6684
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`redcloth` RubyGems	before 4.3.0	4.3.0
`ruby-redcloth` Debian:12	before 4.2.9-4	4.2.9-4
`ruby-redcloth` Debian:13	before 4.2.9-4	4.2.9-4
`ruby-redcloth` Debian:14	before 4.2.9-4	4.2.9-4
`redcloth` Debian:6.0	before 4.2.2-1.1+deb6u1, plus listed versions 4.2.2-1.1	4.2.2-1.1+deb6u1
`ruby-redcloth` Debian:7	before 4.2.9-2+deb7u2, plus listed versions 4.2.9-24.2.9-2+deb7u1	4.2.9-2+deb7u2
`RedCloth` RubyGems	before 4.3.0, plus listed versions 3.0.03.0.13.0.23.0.33.0.4 Show 20 moreShow less 4.0.04.0.14.0.24.0.34.0.44.1.04.1.14.1.94.2.04.2.14.2.24.2.34.2.44.2.4.pre14.2.4.pre24.2.4.pre34.2.54.2.74.2.84.2.9	4.3.0

History

History
Recorded	Changed	Sources
Nov 3, 2026	affected
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-6684 is a medium vulnerability (CVSS 4.3) in Redcloth Library, published January 8, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.25%, the 82nd percentile. Fixed in redcloth 4.3.0.

References

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