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CVE-2009-3890
Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions.php in WordPress before 2.8.6, when a…
Medium6.0EPSS 8.7%
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.0 | AV:N/AC:M/Au:S/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 8.7% · top 4.8% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Weakness
Affected products
n/a
- affected n/a
References (10)
- 37332 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20091116 Re: CVE request: Wordpress 2.8.6 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 20091111 WordPress <= 2.8.5 Unrestricted File Upload Arbitrary PHP Code Execution (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- http://wordpress.org/development/2009/11/wordpress-2-8-6-security-release/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20091112 Re: WordPress <= 2.8.5 Unrestricted File Upload Arbitrary PHP Code Execution (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- [oss-security] 20091115 Re: CVE request: Wordpress 2.8.6 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://core.trac.wordpress.org/ticket/11122 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 59958 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20091112 Re: WordPress <= 2.8.5 Unrestricted File Upload Arbitrary PHP Code Execution (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- [oss-security] 20091115 CVE request: Wordpress 2.8.6 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2009-3890)Record last updated .