# CVE-2024-7129: Appointment Booking Calendar < 1.6.7.43 - Admin+ Template Injection to RCE

> Admins can inject Twig templates to achieve remote code execution in the Appointment Booking Calendar WordPress plugin.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 13 Sep 2024
- **Updated:** 15 Sep 2025
- **Also known as:** GHSA-m8mp-83qq-7j4f

## What is CVE-2024-7129?

CVE-2024-7129 is a high-severity code injection vulnerability in Unknown Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin, published on 13 Sep 2024. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

The Appointment Booking Calendar WordPress plugin before 1.6.7.43 does not escape template syntax provided via user input, leading to Twig Template Injection which further exploited can result to remote code Execution by high privilege such as admins

## Which versions are affected by CVE-2024-7129?

It affects 1 product.


Products: Nsqua Simply Schedule Appointments.

## How do I fix CVE-2024-7129?

No fix has been published for CVE-2024-7129 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-7129 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-7129 exists.

## Other vulnerabilities in Unknown Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin

- [CVE-2023-50851](https://insights.sbomify.com/CVE-2023-50851/): WordPress Simply Schedule Appointments Plugin < 1.6.6.1 is vulnerable to SQL Injection (high 7.6)
- [CVE-2022-2373](https://insights.sbomify.com/CVE-2022-2373/): Simply Schedule Appointments < 1.5.7.7 - Unauthenticated Email Address Disclosure (medium 5.3)
- [CVE-2024-7876](https://insights.sbomify.com/CVE-2024-7876/): Appointment Booking Calendar < 1.6.7.55 - Admin+ Stored XSS (medium 4.8)
- [CVE-2024-7877](https://insights.sbomify.com/CVE-2024-7877/): Appointment Booking Calendar < 1.6.7.55 - Admin+ Stored XSS (medium 4.8)
- [CVE-2022-2374](https://insights.sbomify.com/CVE-2022-2374/): Simply Schedule Appointments < 1.5.7.7 - Admin+ Stored Cross-Site Scripting (medium 4.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-7129 and fix it if it is affected.

What it is: CVE-2024-7129 is a high-severity code injection vulnerability in Unknown Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin, published on 13 Sep 2024. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-7129 exists.

Affected product: Unknown Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin. 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-2024-7129/ (Markdown: https://insights.sbomify.com/CVE-2024-7129/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-7129
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-7129
- OSV: https://osv.dev/vulnerability/CVE-2024-7129

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-7129/
Summaries are generated and may contain mistakes; the official description above is the record.