# CVE-2020-36757: WP Hotel Booking <= 1.10.1 - Cross-Site Request Forgery Bypass

> Unauthenticated attackers can trick administrators into adding order items via forged requests due to missing nonce validation in the WP Hotel Booking plugin.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 12 Jul 2023
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-6mww-crx3-87xv

## What is CVE-2020-36757?

CVE-2020-36757 is a medium-severity vulnerability in thimpress WP Hotel Booking, published on 12 Jul 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

The WP Hotel Booking plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.10.1. This is due to missing or incorrect nonce validation on the admin_add_order_item() function. This makes it possible for unauthenticated attackers to add an order item via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Weakness: CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2020-36757?

It affects 1 product.


Products: Thimpress Wp Hotel Booking.

## How do I fix CVE-2020-36757?

No fix has been published for CVE-2020-36757 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-36757 being exploited?

There is no known exploitation of CVE-2020-36757 in the wild and no public exploit code.

## Other vulnerabilities in thimpress WP Hotel Booking

- [CVE-2024-3605](https://insights.sbomify.com/CVE-2024-3605/): WP Hotel Booking <= 2.1.0 - Unauthenticated SQL Injection (critical 10.0)
- [CVE-2023-5652](https://insights.sbomify.com/CVE-2023-5652/): WP Hotel Booking < 2.0.8 - Unauthenticated SQLi (critical 9.8)
- [CVE-2020-29047](https://insights.sbomify.com/CVE-2020-29047/): Deserialization in n/a (critical 9.8)
- [CVE-2024-7855](https://insights.sbomify.com/CVE-2024-7855/): WP Hotel Booking <= 2.1.2 - Authenticated (Subscriber+) Arbitrary File Upload (high 8.8)
- [CVE-2024-51582](https://insights.sbomify.com/CVE-2024-51582/): WordPress WP Hotel Booking plugin <= 2.2.9 - Local File Inclusion vulnerability (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-36757 and fix it if it is affected.

What it is: CVE-2020-36757 is a medium-severity vulnerability in thimpress WP Hotel Booking, published on 12 Jul 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2020-36757 in the wild and no public exploit code.

Affected product: thimpress WP Hotel Booking. 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-2020-36757/ (Markdown: https://insights.sbomify.com/CVE-2020-36757/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-36757
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-36757
- OSV: https://osv.dev/vulnerability/CVE-2020-36757

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From sbomify Insights: https://insights.sbomify.com/CVE-2020-36757/
Summaries are generated and may contain mistakes; the official description above is the record.