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Vulnerability record · CVE-2012-4230 · published 25 April 2014

CVE-2012-4230: Tinymce permissions and access controls vulnerability

Tinymce · Tinymce

The bbcode plugin in TinyMCE 3.5.8 does not properly enforce the TinyMCE security policy for the (1) encoding directive and (2) valid_elements attribute, which allows attackers to conduct cross-site scripting (XSS) attacks via application-specific vectors, as demonstrated using a textarea element.

4.3 CVSS 2.0 Medium EPSS 1.2% · top 33.1% CWE-264 · Permissions and access controls
4.3CVSS 2.0 base score
1.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 6 tagged exploit
16 Jun 2026Last modified by NVD

Description

The bbcode plugin in TinyMCE 3.5.8 does not properly enforce the TinyMCE security policy for the (1) encoding directive and (2) valid_elements attribute, which allows attackers to conduct cross-site scripting (XSS) attacks via application-specific vectors, as demonstrated using a textarea element.

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2012-4230), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.