Cross-site scripting in tinymce

1) Cross-site scripting

EUVDB-ID: #VU41752

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-4230

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. The vulnerability allows attackers to conduct cross-site scripting (XSS) attacks via application-specific vectors, as demonstrated using a textarea element.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

tinymce: 3.5.8

External links

http://osvdb.org/91130
http://packetstormsecurity.com/files/120750/TinyMCE-3.5.8-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2013/Mar/114
http://www.madirish.net/554
http://www.securityfocus.com/bid/58424
http://exchange.xforce.ibmcloud.com/vulnerabilities/82744

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.