CVE-2009-1070
MEDIUM · CVSS 4.3EPSS 1.7%EU EUVD
Cross-site scripting (XSS) vulnerability in system/index.php in ExpressionEngine 1.6.4 through 1.6.6, and possibly earlier versions, allows remote attackers to inject arbitrary web script or HTML via the avatar parameter.
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N- Weakness (CWE)
- CWE-79
- EPSS score
- 1.7% (78th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-1071)
- Published
- March 26, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-1071 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- expressionengine / expressionengine
- expressionengine / expressionengine
- expressionengine / expressionengine
References
- http://expressionengine.com/docs/changelog.html#v167
- http://secunia.com/advisories/34379(Vendor Advisory)
- http://www.ngenuity.org/wordpress/2009/01/28/ngenuity-2009-003-expressionengine-persistent-cross-site-scripting/(Exploit)
- http://www.securityfocus.com/archive/1/502045/100/0/threaded
- http://www.securityfocus.com/bid/34193(Exploit)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49359
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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