CVE-2012-4000 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML via textinputs array parameters in FCKeditor's spellchecker, requiring user interaction to execute.
- 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
- Available
What is CVE-2012-4000?
CVE-2012-4000 is a medium-severity cross-site scripting vulnerability in n/a, published on 12 Jul 2012. 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 the print_textinputs_var function in editor/dialog/fck_spellerpages/spellerpages/server-scripts/spellchecker.php in FCKeditor 2.6.7 and earlier allows remote attackers to inject arbitrary web script or HTML via textinputs array parameters.
Weakness: CWE-79
Which versions are affected by CVE-2012-4000?
It affects 1 product.
Products include Ckeditor Fckeditor.
How do I fix CVE-2012-4000?
Upgrade to a fixed version.
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-2012-4000 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-4000 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
Sources
Also known as DSA-2522-1, GHSA-8c32-34gf-q623.