Stored XSS in Confluence Data Center and Server

1) Stored cross-site scripting

EUVDB-ID: #VU94796

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-21686

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

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

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

Mitigation

Install update from vendor's website.

Vulnerable software versions

Confluence Data Center: 7.0.1 - 8.9.0

Atlassian Confluence Server: 7.0.1 - 8.9.0

CPE2.3

• cpe:2.3:a:atlassian:confluence_data_center:8.5.8:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.9.0:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.4.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:8.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.19.21:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.13.20:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.20.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.18.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.17.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.16.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.15.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.14.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.12.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.11.6:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.10.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.9.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.8.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.7.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.6.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.4.18:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.3.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:confluence_data_center:7.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.5.8:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.9.0:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.7.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.4.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.1.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:8.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.20.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.19.21:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.18.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.13.20:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.10.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.9.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.8.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.7.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.6.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.16.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.4.18:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.15.3:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.14.4:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.17.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.11.6:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.12.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.3.5:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:atlassian:atlassian_confluence_server:7.0.5:*:*:*:*:*:*:*

External links

http://confluence.atlassian.com/pages/viewpage.action?pageId=1417150917
http://jira.atlassian.com/browse/CONFSERVER-96134

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.