# CVE-2024-1503: Cross-site request forgery in Tutor LMS – eLearning and online course solution

> Attackers can trick admins into deactivating the plugin and erasing data via CSRF if erase-on-uninstall is enabled.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/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:** 12 Mar 2024
- **Updated:** 8 Apr 2026
- **Also known as:** CVE-2023-2920, GHSA-qxmq-f8x5-rfg3

## What is CVE-2024-1503?

CVE-2024-1503 is a medium-severity vulnerability in themeum Tutor LMS – eLearning and online course solution, published on 12 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

The Tutor LMS – eLearning and online course solution plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.6.1. This is due to missing or incorrect nonce validation on the erase_tutor_data() function. This makes it possible for unauthenticated attackers to deactivate the plugin and erase all data via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. This requires the "Erase upon uninstallation" option to be enabled.

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

## Which versions are affected by CVE-2024-1503?

It affects 1 product.


Products: Themeum Tutor Lms.

## How do I fix CVE-2024-1503?

No fix has been published for CVE-2024-1503 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-1503 being exploited?

There is no known exploitation of CVE-2024-1503 in the wild and no public exploit code.

## Other vulnerabilities in themeum Tutor LMS – eLearning and online course solution

- [CVE-2024-4223](https://insights.sbomify.com/CVE-2024-4223/): Tutor LMS <= 2.7.0 - Missing Authorization (critical 9.8)
- [CVE-2024-4318](https://insights.sbomify.com/CVE-2024-4318/): Tutor LMS <= 2.7.0 - Authenticated (Instructor+) SQL Injection (high 8.8)
- [CVE-2024-4351](https://insights.sbomify.com/CVE-2024-4351/): Tutor LMS Pro <= 2.7.0 - Missing Authorization to Privilege Escalation (high 8.8)
- [CVE-2024-4352](https://insights.sbomify.com/CVE-2024-4352/): Tutor LMS Pro <= 2.7.0 - Missing Authorization to SQL Injection (high 8.8)
- [CVE-2024-1751](https://insights.sbomify.com/CVE-2024-1751/): Tutor LMS – eLearning and online course solution <= 2.6.1 - Authenticated (Subscriber+) SQL Injection (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-1503 and fix it if it is affected.

What it is: CVE-2024-1503 is a medium-severity vulnerability in themeum Tutor LMS – eLearning and online course solution, published on 12 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: There is no known exploitation of CVE-2024-1503 in the wild and no public exploit code.

Affected product: themeum Tutor LMS – eLearning and online course solution. 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-2024-1503/ (Markdown: https://insights.sbomify.com/CVE-2024-1503/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-1503
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-1503
- OSV: https://osv.dev/vulnerability/CVE-2024-1503

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-1503/
Summaries are generated and may contain mistakes; the official description above is the record.