# CVE-2023-34020: WordPress Uncanny Toolkit for LearnDash plugin <= 3.6.4.3 - Open Redirection vulnerability

> Attackers can redirect users to malicious sites via the Uncanny Toolkit for LearnDash plugin, potentially facilitating phishing attacks.

- **Severity:** Medium 4.7 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N`)
- **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:** 27 Mar 2024
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-w26h-g22f-g53g

## What is CVE-2023-34020?

CVE-2023-34020 is a medium-severity vulnerability in Uncanny Toolkit for LearnDash, published on 27 Mar 2024. 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

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Uncanny Owl Uncanny Toolkit for LearnDash.This issue affects Uncanny Toolkit for LearnDash: from n/a through 3.6.4.3.

Weakness: CWE-601 (URL Redirection to Untrusted Site)

## Which versions are affected by CVE-2023-34020?

It affects 1 product.


Products: Uncannyowl Uncanny Toolkit for Learndash.

## How do I fix CVE-2023-34020?

No fix has been published for CVE-2023-34020 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-34020 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-34020 exists.

Public exploit code:

- Uncanny Toolkit for LearnDash - Open Redirection (nuclei): http/cves/2023/CVE-2023-34020.yaml

## Other vulnerabilities in Uncanny Toolkit for LearnDash

- [CVE-2023-23714](https://insights.sbomify.com/CVE-2023-23714/): WordPress Uncanny Toolkit for LearnDash Plugin <= 3.6.4.1 is vulnerable to Cross Site Request Forgery (CSRF) (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-34020 and fix it if it is affected.

What it is: CVE-2023-34020 is a medium-severity vulnerability in Uncanny Toolkit for LearnDash, published on 27 Mar 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-34020 exists.

Affected product: Uncanny Toolkit for LearnDash. 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-2023-34020/ (Markdown: https://insights.sbomify.com/CVE-2023-34020/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-34020
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-34020
- OSV: https://osv.dev/vulnerability/CVE-2023-34020

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-34020/
Summaries are generated and may contain mistakes; the official description above is the record.