# CVE-2026-94228: TrueBooker Appointment Booking 1.1.9 - 1.2.9 - Unauthenticated Plugin Settings Overwrite via admin_setting_setup_data

> Unauthenticated attackers can overwrite TrueBooker plugin settings due to missing capability checks, potentially compromising site configuration.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/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:** 19 Oct 2026
- **Updated:** 19 Oct 2026
- **Also known as:** GHSA-rwh2-62xg-hfg2

## What is CVE-2026-94228?

CVE-2026-94228 is a medium-severity missing authorization vulnerability in Unknown TrueBooker, published on 19 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The TrueBooker WordPress plugin before 1.3.0 does not perform any capability check on one of its setup handlers, and the token it does check is issued to unauthenticated visitors, allowing anyone to overwrite the plugin's entire configuration and to discard any setting they do not supply.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2026-94228?


## How do I fix CVE-2026-94228?

No fix has been published for CVE-2026-94228 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-94228 being exploited?

There is no known exploitation of CVE-2026-94228 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-94228 and fix it if it is affected.

What it is: CVE-2026-94228 is a medium-severity missing authorization vulnerability in Unknown TrueBooker, published on 19 Oct 2026. 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-2026-94228 in the wild and no public exploit code.

Affected product: Unknown TrueBooker. 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-2026-94228/ (Markdown: https://insights.sbomify.com/CVE-2026-94228/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-94228
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-94228
- OSV: https://osv.dev/vulnerability/CVE-2026-94228

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-94228/
Summaries are generated and may contain mistakes; the official description above is the record.