CVE-2012-6453

Name: CVE-2012-6453
Creator: NVD / NIST
Published: 2012-12-31T11:50:28.687+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.98%

Last modified Jun 16, 2026

CVE-2012-6453 is a vulnerability of currently unknown severity. Cross-site scripting (XSS) vulnerability in the RSS Reader extension before 0.2.6 for MediaWiki allows remote attackers to inject arbitrary web script or HTML via a crafted feed.. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

Description

Cross-site scripting (XSS) vulnerability in the RSS Reader extension before 0.2.6 for MediaWiki allows remote attackers to inject arbitrary web script or HTML via a crafted feed.

Metrics

EPSS Probability

0.98%

57.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Mediawiki	Rssreader	<= 0.2.5
Mediawiki	Rssreader	0.2
Mediawiki	Rssreader	0.2.1
Mediawiki	Rssreader	0.2.2
Mediawiki	Rssreader	0.2.3
Mediawiki	Rssreader	0.2.4

References

Timeline

Published: Dec 31, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-6453?

Cross-site scripting (XSS) vulnerability in the RSS Reader extension before 0.2.6 for MediaWiki allows remote attackers to inject arbitrary web script or HTML via a crafted feed.

How severe is CVE-2012-6453?

Severity scoring for CVE-2012-6453 is pending analysis. The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2012-6453?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-6453?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST