# CVE-2025-52726: WordPress CouponXxL Custom Post Types plugin <= 3.0 - Privilege Escalation Vulnerability

> An attacker can escalate privileges in the CouponXxL Custom Post Types WordPress plugin due to incorrect privilege assignment.

- **Severity:** High 8.6 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 27 Jun 2025
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-cpvg-cx4x-mqcp

## What is CVE-2025-52726?

CVE-2025-52726 is a high-severity vulnerability in pebas CouponXxL Custom Post Types, published on 27 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Incorrect Privilege Assignment vulnerability in pebas CouponXxL Custom Post Types couponxxl-cpt allows Privilege Escalation.This issue affects CouponXxL Custom Post Types: from n/a through <= 3.0.

Weakness: CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2025-52726?


## How do I fix CVE-2025-52726?

No fix has been published for CVE-2025-52726 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-52726 being exploited?

There is no known exploitation of CVE-2025-52726 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-52726 and fix it if it is affected.

What it is: CVE-2025-52726 is a high-severity vulnerability in pebas CouponXxL Custom Post Types, published on 27 Jun 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-2025-52726 in the wild and no public exploit code.

Affected product: pebas CouponXxL Custom Post Types. 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-2025-52726/ (Markdown: https://insights.sbomify.com/CVE-2025-52726/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-52726
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-52726
- OSV: https://osv.dev/vulnerability/CVE-2025-52726

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-52726/
Summaries are generated and may contain mistakes; the official description above is the record.