# CVE-2024-13746: Missing authorization in Booking Calendar and Notification

> Unauthenticated attackers can read, create, update, or delete booking data and arbitrary posts due to missing capability checks in the plugin.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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:** 1 Mar 2025
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-33px-mv83-cg73

## What is CVE-2024-13746?

CVE-2024-13746 is a medium-severity missing authorization vulnerability in imznarf Booking Calendar and Notification, published on 1 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Booking Calendar and Notification plugin for WordPress is vulnerable to unauthorized access, modification, and loss of data due to missing capability checks on the wpcb_all_bookings(), wpcb_update_booking_post(), and wpcb_delete_posts() functions in all versions up to, and including, 4.0.3. This makes it possible for unauthenticated attackers to extract data, create or update bookings, or  delete arbitrary posts.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2024-13746?


## How do I fix CVE-2024-13746?

No fix has been published for CVE-2024-13746 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-13746 being exploited?

There is no known exploitation of CVE-2024-13746 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-13746 and fix it if it is affected.

What it is: CVE-2024-13746 is a medium-severity missing authorization vulnerability in imznarf Booking Calendar and Notification, published on 1 Mar 2025. 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-2024-13746 in the wild and no public exploit code.

Affected product: imznarf Booking Calendar and Notification. 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-2024-13746/ (Markdown: https://insights.sbomify.com/CVE-2024-13746/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-13746
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-13746
- OSV: https://osv.dev/vulnerability/CVE-2024-13746

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-13746/
Summaries are generated and may contain mistakes; the official description above is the record.