Cross Site Request Forgery in Concrete CMS Product by Concrete5
CVE-2026-8411

2.3LOW

Key Information:

Vendor

Concrete Cms

Status
Concrete Cms
Vendor
CVE Published:
21 May 2026

What is CVE-2026-8411?

Concrete CMS versions prior to 9.5.0 are susceptible to a Cross Site Request Forgery (CSRF) vulnerability. This flaw allows unauthorized commands to be transmitted from a user that the web application trusts, potentially compromising application integrity and user experience during bulk operations, specifically when deleting pages. Organizations using affected versions are encouraged to upgrade to mitigate potential threats.

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)
.