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CVE CVE-2026-10721

CVE-2026-10721

PHP

Severity: —
CVSS: —CVSS
Published: 2026-06-10
Last modified: 2026-06-10
CWE: CWE-502

Description

Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize() calls in the in Permission, Cache, and Search components. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been placed in the database. Thanks XananasX7 for reporting.

References

https://documentation.concretecms.org/9-x/developers/introduction/version-history/952-release-notes

Summary

Description

References