# CVE-2023-48016: SQL injection in n/a

> An attacker can inject SQL commands via the username parameter in the admin login page to access or modify database data.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 1 Dec 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-84gg-pfmr-wx79

## What is CVE-2023-48016?

CVE-2023-48016 is a high-severity SQL injection vulnerability in n/a, published on 1 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Restaurant Table Booking System V1.0 is vulnerable to SQL Injection in rtbs/admin/index.php via the username parameter.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2023-48016?

It affects 1 product.


Products: Phpgurukul Restaurant Table Booking System.

## How do I fix CVE-2023-48016?

No fix has been published for CVE-2023-48016 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-48016 being exploited?

There is no known exploitation of CVE-2023-48016 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2024-51101](https://insights.sbomify.com/CVE-2024-51101/): SQL injection in n/a (critical 9.8)
- [CVE-2025-1894](https://insights.sbomify.com/CVE-2025-1894/): PHPGurukul Restaurant Table Booking System search-result.php sql injection (medium 6.9)
- [CVE-2025-1900](https://insights.sbomify.com/CVE-2025-1900/): PHPGurukul Restaurant Table Booking System add-table.php sql injection (medium 6.9)
- [CVE-2025-1901](https://insights.sbomify.com/CVE-2025-1901/): PHPGurukul Restaurant Table Booking System check_availability.php sql injection (medium 6.9)
- [CVE-2025-1952](https://insights.sbomify.com/CVE-2025-1952/): PHPGurukul Restaurant Table Booking System password-recovery.php sql injection (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-48016 and fix it if it is affected.

What it is: CVE-2023-48016 is a high-severity SQL injection vulnerability in n/a, published on 1 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-48016 in the wild and no public exploit code.

Affected product: n/a. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2023-48016/ (Markdown: https://insights.sbomify.com/CVE-2023-48016/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-48016
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-48016
- OSV: https://osv.dev/vulnerability/CVE-2023-48016

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-48016/
Summaries are generated and may contain mistakes; the official description above is the record.