CVE-2005-2021 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML into the cPanel login page via the user parameter, potentially compromising user sessions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2005-2021?
CVE-2005-2021 is a medium-severity cross-site scripting vulnerability in Cpanel Cpanel, published on 21 Jun 2005. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cross-site scripting (XSS) vulnerability in cPanel 9.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the user parameter in the login page.
Which versions are affected by CVE-2005-2021?
It affects 1 product.
Products include Cpanel Cpanel.
How do I fix CVE-2005-2021?
No fix has been published for CVE-2005-2021 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2005-2021 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2005-2021 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Cpanel Cpanel
- CVE-2026-41940 WebPros cPanel & WHM and WP2 (WordPress Squared) Missing Authentication for Critical Function
- CVE-2003-1425 guestbook.cgi in cPanel 5.0 allows remote attackers to execute arbitrary commands via the template parameter.
- CVE-2004-1769 Code injection in n/a
- CVE-2004-1770 Command injection in n/a
- CVE-2020-26098 Command injection in n/a
Sources
Also known as GHSA-2f3x-7hhc-wrjh.