What’s Vulnerable › Vulnerabilities

CVE-2022-43692

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-11-14 · updated 2026-06-17
• Weakness: CWE-79

Description

Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS - user can cause an administrator to trigger reflected XSS with a url if the targeted administrator is using an old browser that lacks XSS protection. Remediate by updating to Concrete CMS 9.1.3+ or 8.5.10+.

Affected products

• Concrete CMS: before 8.5.10; from 9.0.0 through 9.1.2 — fixed in 8.5.10

How to fix

Upgrade to a fixed version: Concrete CMS 8.5.10. Check the vendor advisory for mitigations.

References

• https://documentation.concretecms.org/developers/introduction/version-history/8510-release-notes
• https://documentation.concretecms.org/developers/introduction/version-history/913-release-notes
• https://github.com/concretecms/concretecms/releases/8.5.10
• https://github.com/concretecms/concretecms/releases/9.1.3
• https://www.concretecms.org/about/project-news/security/concrete-cms-security-advisory-2022-10-31
• https://documentation.concretecms.org/developers/introduction/version-history/8510-release-notes
• https://documentation.concretecms.org/developers/introduction/version-history/913-release-notes
• https://github.com/concretecms/concretecms/releases/8.5.10
• https://github.com/concretecms/concretecms/releases/9.1.3
• https://www.concretecms.org/about/project-news/security/concrete-cms-security-advisory-2022-10-31

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