CVE-2003-0521 describes a cross-site scripting (XSS) vulnerability in cPanel versions 6.4.2 and earlier. This flaw allows remote attackers to inject arbitrary HTML into the cPanel interface, potentially leading to the compromise of administrator privileges. The vulnerability arises because cPanel fails to properly quote logged URLs when displayed in the Error Log or Latest Visitors screens. The vulnerability has a CVSS score of 6.8, indicating a medium severity. It can be exploited remotely with medium attack complexity and does not require authentication, potentially impacting confidentiality, integrity, and availability. While there is no evidence of active exploitation or Metasploit/Nuclei modules, an exploit for HTML injection in cPanel 5.0/5.3/6.x is available on ExploitDB. There is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.0CPE matchmatch criteria | cpe:2.3:a:cpanel:cpanel:5.0:*:*:*:*:*:*:* | ||
5.3CPE matchmatch criteria | cpe:2.3:a:cpanel:cpanel:5.3:*:*:*:*:*:*:* | ||
6.0CPE matchmatch criteria | cpe:2.3:a:cpanel:cpanel:6.0:*:*:*:*:*:*:* | ||
6.2CPE matchmatch criteria | cpe:2.3:a:cpanel:cpanel:6.2:*:*:*:*:*:*:* | ||
6.4CPE matchmatch criteria | cpe:2.3:a:cpanel:cpanel:6.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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.