Vulnerability · Published Apr 2, 2026 · Assigned by VulDB
CVE-2026-5333DefaultFuction Content-Management-System tools.php command injection
High 7.3
In plain English
A high-severity command injection in Content-Management-System from DefaultFuction. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 3.0% (higher than 87% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)3.0%top 12.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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 can be executed remotely. The exploit has been released to the public and may be used for attacks.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| DefaultFuction | Content-Management-System | 1.0 |
Weakness: CWE-77, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-354667 | DefaultFuction Content-Management-System tools.php command injection vdb-entry, technical-description
- VDB-354667 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #780849 | DefaultFuction CMS V1.0.0 Command Injection third-party-advisory
- https://github.com/DefaultFuction/Content-Management-System/issues/1 issue-tracking
- https://github.com/DefaultFuction/Content-Management-System/issues/1#issue-4082558620 exploit, issue-tracking
- https://github.com/DefaultFuction/Content-Management-System/ product