# CVE-2025-23530: WordPress Custom Post Type Lockdown plugin <= 1.11 - CSRF to Privilege Escalation vulnerability

> A CSRF vulnerability in the Custom Post Type Lockdown WordPress plugin allows attackers to escalate privileges by tricking users into performing actions.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 16 Jan 2025
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-57gf-488m-657j

## What is CVE-2025-23530?

CVE-2025-23530 is a high-severity vulnerability in yonisink Custom Post Type Lockdown, published on 16 Jan 2025. 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

Cross-Site Request Forgery (CSRF) vulnerability in yonisink Custom Post Type Lockdown custom-post-type-lockdown allows Privilege Escalation.This issue affects Custom Post Type Lockdown: from n/a through <= 1.11.

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

## Which versions are affected by CVE-2025-23530?


## How do I fix CVE-2025-23530?

No fix has been published for CVE-2025-23530 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-23530 being exploited?

There is no known exploitation of CVE-2025-23530 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-23530 and fix it if it is affected.

What it is: CVE-2025-23530 is a high-severity vulnerability in yonisink Custom Post Type Lockdown, published on 16 Jan 2025. 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-2025-23530 in the wild and no public exploit code.

Affected product: yonisink Custom Post Type Lockdown. 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-2025-23530/ (Markdown: https://insights.sbomify.com/CVE-2025-23530/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-23530
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-23530
- OSV: https://osv.dev/vulnerability/CVE-2025-23530

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-23530/
Summaries are generated and may contain mistakes; the official description above is the record.