# CVE-2025-52665: Missing authorization in UniFi Access Application

> Attackers on the management network can access the UniFi Access management API without authentication due to a misconfiguration.

- **Severity:** Critical 10.0 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 30 Oct 2025
- **Updated:** 31 Oct 2025
- **Also known as:** GHSA-2rj5-gh6q-72fp

## What is CVE-2025-52665?

CVE-2025-52665 is a critical missing authorization vulnerability in Ubiquiti Inc UniFi Access Application, published on 30 Oct 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A malicious actor with access to the management network could exploit a misconfiguration in UniFi’s door access application, UniFi Access, that exposed a management API without proper authentication. This vulnerability was introduced in Version 3.3.22 and was fixed in Version 4.0.21 and later. 
 
Affected Products:
UniFi Access Application (Version 3.3.22 through 3.4.31). 
 

Mitigation:
Update your UniFi Access Application to Version 4.0.21 or later.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2025-52665?

It affects 1 product.


Products: Ui Unifi Access.

## How do I fix CVE-2025-52665?

No fix has been published for CVE-2025-52665 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-52665 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-52665 exists.

Public exploit code:

- UniFi Access - Broken Access Control (nuclei): http/cves/2025/CVE-2025-52665.yaml

## Other vulnerabilities in Ubiquiti Inc UniFi Access Application

- [CVE-2026-50748](https://insights.sbomify.com/CVE-2026-50748/): Command injection in UniFi Access Application (critical 9.9)
- [CVE-2026-54400](https://insights.sbomify.com/CVE-2026-54400/): Privilege escalation in UniFi Access Application (critical 9.1)
- [CVE-2026-55117](https://insights.sbomify.com/CVE-2026-55117/): Path traversal in UniFi Access Application (high 8.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-52665 and fix it if it is affected.

What it is: CVE-2025-52665 is a critical missing authorization vulnerability in Ubiquiti Inc UniFi Access Application, published on 30 Oct 2025. 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-2025-52665 exists.

Affected product: Ubiquiti Inc UniFi Access Application. 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-2025-52665/ (Markdown: https://insights.sbomify.com/CVE-2025-52665/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-52665
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-52665
- OSV: https://osv.dev/vulnerability/CVE-2025-52665

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-52665/
Summaries are generated and may contain mistakes; the official description above is the record.