# CVE-2026-2896: funadmin Configuration Ajax.php setConfig improper authorization

> Remote attackers can modify configuration settings in funadmin due to missing authorization checks in the setConfig function.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 21 Feb 2026
- **Updated:** 23 Feb 2026
- **Also known as:** GHSA-5m2g-4cf6-c3rg

## What is CVE-2026-2896?

CVE-2026-2896 is a medium-severity missing authorization vulnerability in funadmin, published on 21 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A weakness has been identified in funadmin up to 7.1.0-rc4. This affects the function setConfig of the file app/backend/controller/Ajax.php of the component Configuration Handler. Executing a manipulation can lead to improper authorization. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-285 (Improper Authorization), CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2026-2896?

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


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `funadmin/funadmin` | Packagist | All versions to 7.1.0-rc4 | None |
| `funadmin/funadmin` | Packagist | All versions to 7.1.0-rc4 | None |

Products: Funadmin Funadmin.

## How do I fix CVE-2026-2896?

No fix has been published for CVE-2026-2896 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-2896 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2896 exists.

## Other vulnerabilities in funadmin

- [CVE-2024-48218](https://insights.sbomify.com/CVE-2024-48218/): SQL injection in funadmin (critical 9.8)
- [CVE-2024-48222](https://insights.sbomify.com/CVE-2024-48222/): SQL injection in funadmin (critical 9.8)
- [CVE-2024-48223](https://insights.sbomify.com/CVE-2024-48223/): SQL injection in funadmin (critical 9.8)
- [CVE-2024-48226](https://insights.sbomify.com/CVE-2024-48226/): SQL injection in funadmin (critical 9.8)
- [CVE-2024-48229](https://insights.sbomify.com/CVE-2024-48229/): SQL injection in funadmin (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-2896 and fix it if it is affected.

What it is: CVE-2026-2896 is a medium-severity missing authorization vulnerability in funadmin, published on 21 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2896 exists.

Affected packages and fixed versions:
- funadmin/funadmin (Packagist): affected all versions up to 7.1.0-rc4; no fix listed
- funadmin/funadmin (Packagist): affected all versions up to 7.1.0-rc4; no fix listed

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-2026-2896/ (Markdown: https://insights.sbomify.com/CVE-2026-2896/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-2896
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2896
- OSV: https://osv.dev/vulnerability/CVE-2026-2896

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-2896/
Summaries are generated and may contain mistakes; the official description above is the record.