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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | fckeditor | 1:2.6.6-1squeeze1 | DSA-2522-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- FCKEditor Core - 'Editor 'spellchecker.php' Cross-Site Scripting EDB-37457 · webapps · Jun 25, 2012 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- DSA-2522-1 fckeditor - cross site scripting Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-2522 vendor-advisory
- 49606 third-party-advisory
- http://disse.cting.org/blog/2012/06/22/fckeditor-reflected-xss-vulnerability/
- fckeditor-spellchecker-xss(76604) vdb-entry
- 54188 vdb-entry