Unrated severityNVD Advisory· Published Nov 17, 2009· Updated Apr 23, 2026
CVE-2009-3890
CVE-2009-3890
Description
Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions.php in WordPress before 2.8.6, when a certain configuration of the mod_mime module in the Apache HTTP Server is enabled, allows remote authenticated users to execute arbitrary code by posting an attachment with a multiple-extension filename, and then accessing this attachment via a direct request to a wp-content/uploads/ pathname, as demonstrated by a .php.jpg filename.
Affected products
1- cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*Range: <=2.8.5
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
10- wordpress.org/development/2009/11/wordpress-2-8-6-security-release/nvdPatchVendor Advisory
- core.trac.wordpress.org/ticket/11122nvdIssue TrackingVendor Advisory
- secunia.com/advisories/37332nvdThird Party Advisory
- www.openwall.com/lists/oss-security/2009/11/15/2nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2009/11/15/3nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2009/11/16/1nvdMailing ListThird Party Advisory
- archives.neohapsis.com/archives/fulldisclosure/2009-11/0142.htmlnvdBroken Link
- archives.neohapsis.com/archives/fulldisclosure/2009-11/0149.htmlnvdBroken Link
- archives.neohapsis.com/archives/fulldisclosure/2009-11/0153.htmlnvdBroken Link
- www.osvdb.org/59958nvdBroken Link
News mentions
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