RCE in Defaultfuction Content-management-system
CVE-2026-5333
A security flaw has been discovered in DefaultFuction Content-Management-System 1.0. This issue affects some unknown processing of the file /admin/tools.php. The manipulation of the argument host results in command injection. The attack ca…
EPSS: 0.003 (52.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Defaultfuction Content-management-system — versions 1.0
- Defaultfuction Content_management_system — versions 1.0
Weakness classification (CWE)
References
- VDB-354667 | DefaultFuction Content-Management-System tools.php command injection (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-354667 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #780849 | DefaultFuction CMS V1.0.0 Command Injection (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, Vendor Advisory)
- cna@vuldb.com (issue-tracking, Exploit, exploit, Vendor Advisory)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2026-5333?
- CVE-2026-5333 is a high-severity vulnerability in Defaultfuction Content-management-system, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-04-02.
- How severe is CVE-2026-5333?
- High severity. CVSS v3 base score is 7.3 out of 10.