What’s Vulnerable › Vulnerabilities

CVE-2012-3828

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-07-03 · updated 2026-06-16
• Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in Joomla! 2.5.3 allows remote attackers to inject arbitrary web script or HTML via the Host HTTP Header.

Affected products

• Joomla!: 2.5.3

References

• http://packetstormsecurity.org/files/112249/Joomla-2.5.3-Host-Header-Cross-Site-Scripting.html
• http://www.securityfocus.com/bid/53277
• https://exchange.xforce.ibmcloud.com/vulnerabilities/75223
• http://packetstormsecurity.org/files/112249/Joomla-2.5.3-Host-Header-Cross-Site-Scripting.html
• http://www.securityfocus.com/bid/53277
• https://exchange.xforce.ibmcloud.com/vulnerabilities/75223

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