CVE-2021-25968
5.4 · MEDIUMOverview
CVE-2021-25968 is a medium-severity vulnerability affecting alkacon opencms. It was published on October 19, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
In “OpenCMS”, versions 10.5.0 to 11.0.2 are affected by a stored XSS vulnerability that allows low privileged application users to store malicious scripts in the Sitemap functionality. These scripts are executed in a victim’s browser when they open the page containing the vulnerable field.
Remediation
Check the references section for vendor advisories and patches from alkacon. Update opencms 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 |
|---|---|---|---|
| alkacon | opencms | >= 10.5.0, < 11.0.2 | Affected |
References
Frequently Asked Questions
What is CVE-2021-25968?
CVE-2021-25968 is a medium-severity vulnerability affecting alkacon opencms. It was published on October 19, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).
How severe is CVE-2021-25968?
This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-25968?
Check the references section for vendor advisories and patches from alkacon. Update opencms 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-2021-25968?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-25968 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.
How CyberStrike Helps
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