# CVE-2026-13405: Royal Elementor Addons < 1.7.1066 - Admin+ Remote Code Execution via Widget Builder

> Authenticated users with manage_options capability can execute arbitrary PHP code via unsanitized widget markup in Royal Elementor Addons.

- **Severity:** Medium 6.6 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Aug 2026
- **Updated:** 20 Aug 2026
- **Also known as:** GHSA-7mpg-36pq-7j9r

## What is CVE-2026-13405?

CVE-2026-13405 is a medium-severity code injection vulnerability in Unknown Royal Addons for Elementor, published on 20 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

The Royal Addons for Elementor  WordPress plugin before 1.7.1066 does not correctly sanitise custom widget markup before writing it to a file that is later executed, allowing users with the manage_options capability (and, on WordPress Multisite, non-super subsite administrators who do not otherwise hold code-execution capabilities) to execute arbitrary PHP code.

Weakness: CWE-94 (Improper Control of Generation of Code)

## Which versions are affected by CVE-2026-13405?


## How do I fix CVE-2026-13405?

No fix has been published for CVE-2026-13405 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-13405 being exploited?

There is no known exploitation of CVE-2026-13405 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-13405 and fix it if it is affected.

What it is: CVE-2026-13405 is a medium-severity code injection vulnerability in Unknown Royal Addons for Elementor, published on 20 Aug 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-13405 in the wild and no public exploit code.

Affected product: Unknown Royal Addons for Elementor. 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-2026-13405/ (Markdown: https://insights.sbomify.com/CVE-2026-13405/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-13405
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-13405
- OSV: https://osv.dev/vulnerability/CVE-2026-13405

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-13405/
Summaries are generated and may contain mistakes; the official description above is the record.