# CVE-2023-50840: WordPress Booking Manager Plugin <= 2.1.5 is vulnerable to SQL Injection

> Attackers can execute arbitrary SQL commands via the Booking Manager plugin, potentially reading or modifying database contents.

- **Severity:** High 8.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 Dec 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-4qcv-5m27-xvj9

## What is CVE-2023-50840?

CVE-2023-50840 is a high-severity SQL injection vulnerability in wpdevelop, oplugins Booking Manager, published on 28 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in wpdevelop, oplugins Booking Manager.This issue affects Booking Manager: from n/a through 2.1.5.

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

## Which versions are affected by CVE-2023-50840?

It affects 1 product.


Products: Oplugins Booking Manager.

## How do I fix CVE-2023-50840?

No fix has been published for CVE-2023-50840 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-50840 being exploited?

There is no known exploitation of CVE-2023-50840 in the wild and no public exploit code.

## Other vulnerabilities in wpdevelop, oplugins Booking Manager

- [CVE-2023-1977](https://insights.sbomify.com/CVE-2023-1977/): Booking Manager < 2.0.29 - Subscriber+ SSRF (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-50840 and fix it if it is affected.

What it is: CVE-2023-50840 is a high-severity SQL injection vulnerability in wpdevelop, oplugins Booking Manager, published on 28 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-50840 in the wild and no public exploit code.

Affected product: wpdevelop, oplugins Booking Manager. 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-2023-50840/ (Markdown: https://insights.sbomify.com/CVE-2023-50840/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-50840
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-50840
- OSV: https://osv.dev/vulnerability/CVE-2023-50840

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-50840/
Summaries are generated and may contain mistakes; the official description above is the record.