# S5 Register (mod_s5_register) 1.0.0 to 3.0.0 - SQL Injection

[Joomla Vulnerability Database](https://mysites.guru/vulnerabilities/)/CVE-2023-49707

CVE-2023-49707HighCVE published 14 December 2023Added to mySites.guru 14 December 2023

# S5 Register (mod\_s5\_register) 1.0.0 to 3.0.0 - SQL Injection

The S5 Register module by JoomlaShine/Shape5, versions 1.0.0 through 3.0.0, is affected by an SQL injection vulnerability. Update the module to a release above 3.0.0 (3.1.0 or later, current builds are 4.x). This rule matches a module, not a component - look for "S5 Register" under Extensions, Modules rather than in the components list.

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## Is my site affected?

- **Affected** - S5 Register from 1.0.0 up to and including 3.0.0
- **Fixed in** - A release after 3.0.0
- **What to do** - Update S5 Register to the newest release from the vendor. This flaw covers versions up to 3.0.0, so any later release is outside it.

[Check whether your sites are affected](https://mysites.guru/free-audit/)

## How severe CVE-2023-49707 is

The published CVE record has no CVSS score, so there is no vector to break down here. mySites.guru rates it High, and that is the rating your sites are checked against.

## Timeline

1.  14 December 2023CVE-2023-49707 record published by its CNA
2.  14 December 2023mySites.guru check added for S5 Register (from 1.0.0 up to and including 3.0.0)

## Rule details

High[CVE-2023-49707](https://mysites.guru/vulnerabilities/CVE-2023-49707/)2023-12-14

S5 Register

Affected versions: ≥ 1.0.0 and ≤ 3.0.0

Full advisory: [extensions.joomla.org](https://extensions.joomla.org/extension/s5-register/)

## References

-   [CVE-2023-49707 on cve.org (the official CVE record)](https://www.cve.org/CVERecord?id=CVE-2023-49707)
-   [CVE-2023-49707 in the NIST National Vulnerability Database](https://nvd.nist.gov/vuln/detail/CVE-2023-49707)
-   [extensions.joomla.org/extension/s5-register](https://extensions.joomla.org/extension/s5-register/)

## CVE-2023-49707 questions

Show all

Which versions are affected by CVE-2023-49707?

[CVE-2023-49707](https://mysites.guru/vulnerabilities/CVE-2023-49707/) affects S5 Register from 1.0.0 up to and including 3.0.0.

How do I fix CVE-2023-49707?

Update S5 Register to the newest release from the vendor. This flaw covers versions up to 3.0.0, so any later release is outside it.

How severe is CVE-2023-49707?

The published CVE record has no CVSS score. mySites.guru rates it High.

## Running an affected version on a site you manage?

A free audit tells you which of your Joomla and WordPress sites run an affected version, which are out of date, and which have not been backed up. No card required. If a site is already compromised, [fix.mysites.guru](https://fix.mysites.guru/) is a single fixed fee per incident, usually resolved the same day.

This check is part of the [mySites.guru Joomla vulnerability scanner](https://mysites.guru/joomla-vulnerability-scanner/), which reads every installed extension's version on each audit. Browse the rest of the [Joomla vulnerability database](https://mysites.guru/vulnerabilities/).

Rules current as of 14 October 2026.