Joomla! vulnerable to Cross-site Scripting
Multiple cross-site scripting (XSS) vulnerabilities in Joomla! before 1.6.4 allow remote attackers to inject arbitrary web script or HTML via (1) the query string to the com_contact component, as demonstrated by the Itemid parameter to index.php; (2) the query string to the com_content component, as demonstrated by the filter_order parameter to index.php; (3) the query string to the com_newsfeeds component, as demonstrated by an arbitrary parameter to index.php; or (4) the option parameter in a reset.request action to index.php; and, when Internet Explorer or Konqueror is used, (5) allow remote attackers to inject arbitrary web script or HTML via the searchword parameter in a search action to index.php in the com_search component.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | joomla/joomla-cms | < 1.6.4 | 1.6.4 |
| Joomla (core) | joomla/joomla-cms | < 1.6.4 | 1.6.4 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2011-2509
- http://developer.joomla.org/security/news/352-20110604-xss-vulnerability.html
- http://www.openwall.com/lists/oss-security/2011/06/28/4
- http://www.openwall.com/lists/oss-security/2011/06/29/12
- http://yehg.net/lab/pr0js/advisories/joomla/core/%5Bjoomla_1.6.3%5D_cross_site_scripting%28XSS%29
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N- Weakness (CWE)
CWE-79- Platform
- Composer, Joomla
- Package
joomla/joomla-cms- Disclosed
- 14.05.2022
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-vcq7-x4wr-w2mj - CC BY 4.0
Vulnerability history: joomla/joomla-cms
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 8
- First → latest
- 05.2022 04.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
- Medium 4
- Low 2
Disclosures per year
- 2022: 7
- 2023: 0
- 2024: 0
- 2025: 1
- 2026: 0
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Joomla! vulnerable to Cross-site Scripting this entry
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