# CVE-2019-16183: Missing authorization in n/a

> Admin users can execute integrity checks without proper permissions, bypassing intended access controls in LimeSurvey.

- **Severity:** Low 2.7 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Sep 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-4w52-3prg-7q3f

## What is CVE-2019-16183?

CVE-2019-16183 is a low-severity missing authorization vulnerability in Limesurvey Limesurvey, published on 9 Sep 2019. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

In Limesurvey before 3.17.14, admin users can run an integrity check without proper permissions.

Weakness: CWE-276 (Incorrect Default Permissions)

## Which versions are affected by CVE-2019-16183?

It affects 1 product.


Products: Limesurvey Limesurvey.

## How do I fix CVE-2019-16183?

No fix has been published for CVE-2019-16183 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-16183 being exploited?

There is no known exploitation of CVE-2019-16183 in the wild and no public exploit code.

## Other vulnerabilities in Limesurvey Limesurvey

- [CVE-2025-56422](https://insights.sbomify.com/CVE-2025-56422/): Deserialization in n/a (critical 9.8)
- [CVE-2022-48008](https://insights.sbomify.com/CVE-2022-48008/): File upload in n/a (critical 9.8)
- [CVE-2019-25019](https://insights.sbomify.com/CVE-2019-25019/): SQL injection in n/a (critical 9.8)
- [CVE-2020-11455](https://insights.sbomify.com/CVE-2020-11455/): Path traversal in n/a (critical 9.8)
- [CVE-2019-16184](https://insights.sbomify.com/CVE-2019-16184/): Code injection in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-16183 and fix it if it is affected.

What it is: CVE-2019-16183 is a low-severity missing authorization vulnerability in Limesurvey Limesurvey, published on 9 Sep 2019. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2019-16183 in the wild and no public exploit code.

Affected product: Limesurvey Limesurvey. 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-2019-16183/ (Markdown: https://insights.sbomify.com/CVE-2019-16183/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-16183
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-16183
- OSV: https://osv.dev/vulnerability/CVE-2019-16183

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-16183/
Summaries are generated and may contain mistakes; the official description above is the record.