# CVE-2020-36699: Quick Page/Post Redirect Plugin <= 5.1.9 - Redirect Security Bypass

> Low-privileged attackers can bypass authorization to create malicious redirects, forwarding traffic to external sites.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 Jun 2023
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-q89h-hm2x-p735

## What is CVE-2020-36699?

CVE-2020-36699 is a medium-severity missing authorization vulnerability in anadnet Quick Page/Post Redirect Plugin, published on 7 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The Quick Page/Post Redirect Plugin for WordPress is vulnerable to authorization bypass due to missing capability checks on the qppr_save_quick_redirect_ajax and qppr_delete_quick_redirect functions in versions up to, and including, 5.1.9. This makes it possible for low-privileged attackers to interact with the plugin settings and to create a redirect link that would forward all traffic to an external malicious website.

Weakness: CWE-862 (Missing Authorization), CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2020-36699?

It affects 1 product.


Products: Quick Page\/Post Redirect Project Quick Page\/Post Redirect.

## How do I fix CVE-2020-36699?

No fix has been published for CVE-2020-36699 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-36699 being exploited?

There is no known exploitation of CVE-2020-36699 in the wild and no public exploit code.

## Other vulnerabilities in anadnet Quick Page/Post Redirect Plugin

- [CVE-2014-2598](https://insights.sbomify.com/CVE-2014-2598/): Cross-site request forgery in n/a (medium 6.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-36699 and fix it if it is affected.

What it is: CVE-2020-36699 is a medium-severity missing authorization vulnerability in anadnet Quick Page/Post Redirect Plugin, published on 7 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2020-36699 in the wild and no public exploit code.

Affected product: anadnet Quick Page/Post Redirect 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-2020-36699/ (Markdown: https://insights.sbomify.com/CVE-2020-36699/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-36699
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-36699
- OSV: https://osv.dev/vulnerability/CVE-2020-36699

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-36699/
Summaries are generated and may contain mistakes; the official description above is the record.