Vulnerability identifier: #VU92821
Vulnerability risk: Medium
CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-79
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
tinymce
Web applications /
JS libraries
Vendor: tinymce
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 when using the noneditable_regexp option. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
tinymce: 7.0.0 - 7.1.2, 6.0.0 - 6.8.3, 5.0.0 - 5.10.9
External links
http://github.com/tinymce/tinymce/security/advisories/GHSA-9hcv-j9pv-qmph
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.