CVE-2024-21690
8.2 · HIGHOverview
CVE-2024-21690 is a high-severity vulnerability affecting atlassian confluence_data_center. It was published on August 21, 2024 and has a CVSS 3.1 base score of 8.2 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
This High severity Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability was introduced in versions 7.19.0, 7.20.0, 8.0.0, 8.1.0, 8.2.0, 8.3.0, 8.4.0, 8.5.0, 8.6.0, 8.7.1, 8.8.0, and 8.9.0 of Confluence Data Center and Server.
This Reflected XSS and CSRF (Cross-Site Request Forgery) vulnerability, with a CVSS Score of 7.1, allows an unauthenticated attacker to execute arbitrary HTML or JavaScript code on a victims browser and force a end user to execute unwanted actions on a web application in which they're currently authenticated which has high impact to confidentiality, low impact to integrity, no impact to availability, and requires user interaction.
Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions:
* Confluence Data Center and Server 7.19: Upgrade to a release greater than or equal to 7.19.26
* Confluence Da
Remediation
Check the references section for vendor advisories and patches from atlassian. Update confluence_data_center to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| atlassian | confluence_data_center | 7.19.0 | Affected |
| atlassian | confluence_server | 7.19.0 | Affected |
Frequently Asked Questions
What is CVE-2024-21690?
CVE-2024-21690 is a high-severity vulnerability affecting atlassian confluence_data_center. It was published on August 21, 2024 and has a CVSS 3.1 base score of 8.2 (HIGH).
How severe is CVE-2024-21690?
This vulnerability has a CVSS 3.1 base score of 8.2, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2024-21690?
Check the references section for vendor advisories and patches from atlassian. Update confluence_data_center to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2024-21690?
CyberStrike's AI-powered security agents can automatically detect CVE-2024-21690 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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