CVE-2003-0521 EXPLOIT
6.8
MEDIUM · CVSS 2.0 · EPSS 1.6% (pctl 76)
Patch early
A public exploit exists.
Description
Cross-site scripting (XSS) vulnerability in cPanel 6.4.2 allows remote attackers to insert arbitrary HTML and possibly gain cPanel administrator privileges via script in a URL that is logged but not properly quoted when displayed via the (1) Error Log or (2) Latest Visitors screens.
Scoring
| CVSS | 6.8 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| EPSS | 1.65% — more likely to be exploited than 76% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2003-08-18 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| cpanel | cpanel |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | CPanel 5.0/5.3/6.x - Admin Interface HTML Injection | 2003-07-07 |
References
→ the Explorer · watch your stack · NVD