Main Vulnerability Database Vulnerabilities #VU96452

Cross-site scripting in Confluence Data Center and Confluence Server - CVE-2024-21690

Published: August 22, 2024

Vulnerability identifier: #VU96452

CSH Severity: Medium

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]

CVE-ID: CVE-2024-21690

CWE-ID: CWE-79

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker 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

Confluence Data Center
Confluence Server

How to mitigate CVE-2024-21690

Install update from vendor's website.

Confluence Data Center - addressed in versions 7.19.26, 8.5.14, 8.9.5, 9.0.1
Confluence Server - addressed in versions 7.19.26, 8.5.14, 8.9.5, 9.0.1

External References

Related Security Bulletins