CVSS Score of 10 (low)


Published Jul 10, 2023
Updated: Nov 7, 2023


The vulnerability with CVE ID CVE-2023-2967 affects the TinyMCE Custom Styles WordPress plugin versions before 1.1.4. This vulnerability allows high privilege users, such as admin, to perform Stored Cross-Site Scripting (XSS) attacks even when the unfiltered_html capability is disallowed. It occurs due to the plugin's failure to sanitize and escape certain settings. The affected products include various versions of rF-Rcz, rF-Rcy, rF-Rcx, rF-Rc3, rF-Rc2, rF-Rc1, rF-Rc0, rF-Rc7, rF-Rc6, rF-Rc5, rF-Rc4, rF-Rc_, and rF-Rc-. The potential danger is that an attacker can execute malicious code within a user's browser and potentially steal sensitive information or carry out further attacks. To remediate this vulnerability, it is recommended to update to version 1.1.4 or later of the TinyMCE Custom Styles WordPress plugin.

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