GHSA-gj26-w59c-29mf
NoneCVSS
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EPSS
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Published
Mar 4, 2026
CISA due date
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The record
Concrete CMS vulnerable to Remote Code Execution by stored PHP object injection
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Packagist | concrete5/concrete5 | 0 | 9.4.8 |
Related vulnerabilities
- CVE-2026-3452 Concrete CMS below version 9.4.8 is vulnerable to Remote Code Execution by stored PHP… Same vulnerability
- GHSA-w9qg-chfh-g3q9 Concrete CMS has a stored Cross-site Scripting (XSS) vulnerability Also affects concrete5/concrete5
- GHSA-45fj-fvmm-xcc5 Concrete CMS has a stored Cross-site Scripting (XSS) vulnerability Also affects concrete5/concrete5
- GHSA-6mxw-2vhf-42g5 Concrete CMS vulnerable to Cross-Site Request Forgery (CSRF) Also affects concrete5/concrete5
- GHSA-f4vq-pj32-gr4q Concrete CMS has a stored Cross-site Scripting (XSS) vulnerability Also affects concrete5/concrete5
- GHSA-mm5f-5rqw-574f Concrete CMS has a stored Cross-site Scripting (XSS) vulnerability Also affects concrete5/concrete5
- CVE-2026-3241 In Concrete CMS below version 9.4.8, a stored cross-site scripting (XSS) vulnerability… Also affects concrete5/concrete5
- CVE-2026-3242 In Concrete CMS below version 9.4.8, a rogue administrator can add stored XSS via the… Also affects concrete5/concrete5