Cross Site Request Forgery Vulnerability in Concrete CMS by Concrete5
CVE-2026-8432

2.3LOW

Key Information:

Vendor

Concrete Cms

Status
Concrete Cms
Vendor
CVE Published:
21 May 2026

What is CVE-2026-8432?

Concrete CMS versions prior to 9.5.0 are exposed to a Cross Site Request Forgery (CSRF) vulnerability within the file management controller. This flaw allows malicious actors to execute unauthorized actions on behalf of authenticated users, potentially compromising the integrity of the application. Proper validation and CSRF tokens are essential for safeguarding against such threats. Users are encouraged to update to the latest version to mitigate these security risks.

Affected Version(s)

Concrete CMS 9.0 <= 9.5.0

References

https://documentation.concretecms.org/9-x/developers/intr...
release-notes

CVSS V4

Score:
2.3
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yonatan Drori (Tenzai)
.