Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2009-3890 — Code Injection in Wordpress

CWE-94 — Code Injection5 documents5 sources
Severity
6.0MEDIUMNVD
EPSS
10.5%
top 6.72%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Affected products
2
WordpressDebian Wordpress
Timeline
PublishedNov 17
Latest updateMay 2

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.

CVSS vector

AV:N/AC:M/C:P/I:P/A:PExploitability: 6.8 | Impact: 6.4

Affected Packages3 packages

▶debiandebian/wordpress< wordpress 2.8.6-1 (bookworm)
▶Debianwordpress/wordpress< 2.8.6-1+3

Patches

Patch: wordpress.org ↗Patch: wordpress.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-fg69-73j6-crqr: Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions↗2022-05-02
▶
OSV
CVE-2009-3890: Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions↗2009-11-17
▶

💥Exploits & PoCs

1
Exploit-DB
WordPress Core < 2.8.5 - Unrestricted Arbitrary File Upload / Arbitrary PHP Code Execution↗2009-11-11
▶

📋Vendor Advisories

1
Debian
CVE-2009-3890: wordpress - Unrestricted file upload vulnerability in the wp_check_filetype function in wp-i...↗2009
▶
CVE-2009-3890 — Code Injection in Debian Wordpress | cvebase