# CVE-2022-27862: WordPress VikBooking Hotel Booking Engine & PMS plugin <= 1.5.3 - Arbitrary File Upload leading to RCE

> Attackers can upload malicious files via the booking form signature upload to execute arbitrary code on the server.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 Apr 2022
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-6pj9-476v-v64v

## What is CVE-2022-27862?

CVE-2022-27862 is a critical vulnerability in E4J s.r.l. VikBooking Hotel Booking Engine & PMS (WordPress plugin), published on 19 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Arbitrary File Upload leading to RCE in E4J s.r.l. VikBooking Hotel Booking Engine & PMS plugin <= 1.5.3 on WordPress allows attackers to upload and execute dangerous file types (e.g. PHP shell) via the signature upload on the booking form.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2022-27862?

It affects 1 product.


Products: Vikwp Vikbooking Hotel Booking Engine \& Property Management System Plugin.

## How do I fix CVE-2022-27862?

No fix has been published for CVE-2022-27862 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-27862 being exploited?

There is no known exploitation of CVE-2022-27862 in the wild and no public exploit code.

## Other vulnerabilities in E4J s.r.l. VikBooking Hotel Booking Engine & PMS (WordPress plugin)

- [CVE-2022-27863](https://insights.sbomify.com/CVE-2022-27863/): WordPress VikBooking Hotel Booking Engine & PMS plugin <= 1.5.3 - Sensitive Data Exposure vulnerability (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-27862 and fix it if it is affected.

What it is: CVE-2022-27862 is a critical vulnerability in E4J s.r.l. VikBooking Hotel Booking Engine & PMS (WordPress plugin), published on 19 Apr 2022. 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-2022-27862 in the wild and no public exploit code.

Affected product: E4J s.r.l. VikBooking Hotel Booking Engine & PMS (WordPress 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-2022-27862/ (Markdown: https://insights.sbomify.com/CVE-2022-27862/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-27862
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-27862
- OSV: https://osv.dev/vulnerability/CVE-2022-27862

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From sbomify Insights: https://insights.sbomify.com/CVE-2022-27862/
Summaries are generated and may contain mistakes; the official description above is the record.