CVE-2009-4449 describes a directory traversal vulnerability in MyBB (MyBulletinBoard) version 1.4.10 and potentially earlier, specifically when users change their avatar from the gallery. This flaw allows authenticated attackers to determine the existence of arbitrary files on the server by injecting directory traversal sequences into the avatar and gallery parameters within admin/modules/user/users.php and usercp.php. Rated as Medium severity with a CVSS score of 6.5, the vulnerability has a low attack complexity and requires user authentication, but could lead to high confidentiality impact by revealing file paths. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.4.10CPE matchmatch criteria | cpe:2.3:a:mybb:mybb:1.4.10:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.