# CVE-2023-3303: Improper Access Control in admidio/admidio

> Attackers can bypass access controls to read or modify data in the Admidio web application.

- **Severity:** Medium 6.4 (`CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 23 Jun 2023
- **Updated:** 7 Nov 2024
- **Also known as:** GHSA-vmxg-wx6c-4f3r

## What is CVE-2023-3303?

CVE-2023-3303 is a medium-severity missing authorization vulnerability in admidio/admidio, published on 23 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Improper Access Control in GitHub repository admidio/admidio prior to 4.2.9.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2023-3303?

2 open source packages ship an affected version, including admidio/admidio. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `admidio/admidio` | Packagist | All versions | 4.2.9 |
| `admidio/admidio` | Packagist | All versions | 4.2.9 |

Products: Admidio Admidio.

## How do I fix CVE-2023-3303?

Upgrade admidio/admidio to 4.2.9 or later.

## Is CVE-2023-3303 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-3303 exists.

## Other vulnerabilities in admidio/admidio

- [CVE-2024-37906](https://insights.sbomify.com/CVE-2024-37906/): Admidio has Blind SQL Injection in ecard_send.php (critical 10.0)
- [CVE-2021-32630](https://insights.sbomify.com/CVE-2021-32630/): Various (critical 9.6)
- [CVE-2026-32817](https://insights.sbomify.com/CVE-2026-32817/): Admidio is Missing Authorization and CSRF Protection on Document and Folder Deletion (critical 9.1)
- [CVE-2024-38529](https://insights.sbomify.com/CVE-2024-38529/): Admidio Vulnerable to RCE via Arbitrary File Upload in Message Attachment (critical 9.1)
- [CVE-2026-32756](https://insights.sbomify.com/CVE-2026-32756/): Admidio: Unrestricted File Upload via CSRF Token Validation Bypass in Documents & Files Module (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3303 and fix it if it is affected.

What it is: CVE-2023-3303 is a medium-severity missing authorization vulnerability in admidio/admidio, published on 23 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-3303 exists.

Affected packages and fixed versions:
- admidio/admidio (Packagist): affected all versions; fixed in 4.2.9
- admidio/admidio (Packagist): affected all versions; fixed in 4.2.9

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-2023-3303/ (Markdown: https://insights.sbomify.com/CVE-2023-3303/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3303
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3303
- OSV: https://osv.dev/vulnerability/CVE-2023-3303

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3303/
Summaries are generated and may contain mistakes; the official description above is the record.