# CVE-2018-16174: Open redirect in LearnPress

> Remote attackers can redirect users to arbitrary sites for phishing in the LearnPress WordPress plugin.

- **Severity:** Medium 6.1 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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:** 9 Jan 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-r3vj-4pqv-mmhx

## What is CVE-2018-16174?

CVE-2018-16174 is a medium-severity vulnerability in ThimPress LearnPress, published on 9 Jan 2019. 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

Open redirect vulnerability in LearnPress prior to version 3.1.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via unspecified vectors.

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

## Which versions are affected by CVE-2018-16174?

It affects 1 product.


Products: Thimpress Learnpress.

## How do I fix CVE-2018-16174?

No fix has been published for CVE-2018-16174 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-16174 being exploited?

There is no known exploitation of CVE-2018-16174 in the wild and no public exploit code.

## Other vulnerabilities in ThimPress LearnPress

- [CVE-2024-8522](https://insights.sbomify.com/CVE-2024-8522/): LearnPress – WordPress LMS Plugin <= 4.2.7 - Unauthenticated SQL Injection via 'c_only_fields' (critical 10.0)
- [CVE-2024-8529](https://insights.sbomify.com/CVE-2024-8529/): LearnPress – WordPress LMS Plugin <= 4.2.7 - Unauthenticated SQL Injection via 'c_fields' (critical 10.0)
- [CVE-2022-45808](https://insights.sbomify.com/CVE-2022-45808/): WordPress LearnPress Plugin <= 4.1.7.3.2 is vulnerable to SQL Injection (critical 9.9)
- [CVE-2024-4434](https://insights.sbomify.com/CVE-2024-4434/): LearnPress – WordPress LMS Plugin <= 4.2.6.5 - Unauthenticated Time-Based SQL Injection (critical 9.8)
- [CVE-2023-6567](https://insights.sbomify.com/CVE-2023-6567/): LearnPress <= 4.2.5.7 - Unauthenticated SQL Injection via order_by (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-16174 and fix it if it is affected.

What it is: CVE-2018-16174 is a medium-severity vulnerability in ThimPress LearnPress, published on 9 Jan 2019. 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-2018-16174 in the wild and no public exploit code.

Affected product: ThimPress LearnPress. 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-2018-16174/ (Markdown: https://insights.sbomify.com/CVE-2018-16174/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-16174
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-16174
- OSV: https://osv.dev/vulnerability/CVE-2018-16174

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-16174/
Summaries are generated and may contain mistakes; the official description above is the record.