Cross-site scripting in TinyMCE - CVE-2022-23494

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Main Vulnerability Database Vulnerabilities #VU70109

Cross-site scripting in TinyMCE - CVE-2022-23494

Published: December 12, 2022


Vulnerability identifier: #VU70109
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2022-23494
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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 in TinyMCE alerts. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

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.


Affected software

TinyMCE
API Portal
Moodle
IBM Maximo Asset Management
Maximo Manage Application in IBM Maximo Application Suite
IBM Maximo for Civil Infrastructure
IBM Maximo Application Suite

How to mitigate CVE-2022-23494

Install updates from vendor's website.

TinyMCE - addressed in versions 5.10.7, 6.3.1
API Portal - update to February 2023
Moodle - update to 4.1.2
IBM Maximo Asset Management - addressed in versions 7.6.1.2.30, 7.6.1.3.5
Maximo Manage Application in IBM Maximo Application Suite - addressed in versions 8.4.7, 8.5.2
IBM Maximo for Civil Infrastructure - update to 8.5.0
IBM Maximo Application Suite - addressed in versions 8.8.7, 8.9.2

External References

Related Security Bulletins