CVE-2023-28820
2.0 · LOWOverview
CVE-2023-28820 is a low-severity vulnerability affecting concretecms concrete_cms. It was published on April 28, 2023 and has a CVSS 3.1 base score of 2.0 (LOW).
This vulnerability has a CVSS 3.1 base score of 2.0, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Concrete CMS (previously concrete5) before 9.1 is vulnerable to stored XSS in RSS Displayer via the href attribute because the link element input was not sanitized.
Remediation
Check the references section for vendor advisories and patches from concretecms. Update concrete_cms 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 |
|---|---|---|---|
| concretecms | concrete_cms | >= 0, < 9.1.0 | Affected |
References
Frequently Asked Questions
What is CVE-2023-28820?
CVE-2023-28820 is a low-severity vulnerability affecting concretecms concrete_cms. It was published on April 28, 2023 and has a CVSS 3.1 base score of 2.0 (LOW).
How severe is CVE-2023-28820?
This vulnerability has a CVSS 3.1 base score of 2.0, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2023-28820?
Check the references section for vendor advisories and patches from concretecms. Update concrete_cms 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-2023-28820?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-28820 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
AI agents map your attack surface to find vulnerabilities like this one.
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