CVSS 3.1 Score 6.1 of 10 (medium)


Published Jan 3, 2024
Updated: Jan 8, 2024


CVE-2024-21911 is a stored cross-site scripting vulnerability that affects TinyMCE versions before 5.6.0. The vulnerability allows an unauthenticated and remote attacker to insert crafted HTML into the editor, leading to arbitrary JavaScript execution in another user's browser. This vulnerability has a base severity of MEDIUM and a base score of 6.1 according to NIST's National Vulnerability Database (NVD). The affected products include various versions of e3od2m, e3od2n, e3od2k, and many others. To remediate this vulnerability, users should update their TinyMCE installations to version 5.6.0 or newer. If exploited, this vulnerability can pose a potential danger to organizations as it enables attackers to execute malicious code in an unsuspecting user's browser, potentially compromising sensitive information and causing other security issues.

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