# CVE-2026-27792: Seerr missing authentication on pushSubscription endpoints

> Authenticated users can access and modify other users' data due to missing authorization checks on push subscription endpoints.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 27 Feb 2026
- **Updated:** 27 Feb 2026
- **Also known as:** GHSA-gx3h-3jg5-q65f

## What is CVE-2026-27792?

CVE-2026-27792 is a medium-severity missing authorization vulnerability in seerr-team seerr, published on 27 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Seerr is an open-source media request and discovery manager for Jellyfin, Plex, and Emby. A missing authorization vulnerability has been identified in the application starting in version 2.7.0 and prior to version 3.1.0. It allows authenticated users to access and modify data belonging to other users. This issue is due to the absence of the `isOwnProfileOrAdmin()` middleware on several push subscription API routes. Version 3.1.0 fixes the issue.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2026-27792?

It affects 1 product.


Products: Seerr Seerr.

## How do I fix CVE-2026-27792?

No fix has been published for CVE-2026-27792 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-27792 being exploited?

There is no known exploitation of CVE-2026-27792 in the wild and no public exploit code.

## Other vulnerabilities in seerr-team seerr

- [CVE-2026-27707](https://insights.sbomify.com/CVE-2026-27707/): Plex-configured Seerr instances vulnerable to unauthenticated account registration via Jellyfin authentication endpoint (high 7.3)
- [CVE-2026-27793](https://insights.sbomify.com/CVE-2026-27793/): Seerr has Broken Object-Level Authorization in User Profile Endpoint that Exposes Third-Party Notification Credentials (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-27792 and fix it if it is affected.

What it is: CVE-2026-27792 is a medium-severity missing authorization vulnerability in seerr-team seerr, published on 27 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-27792 in the wild and no public exploit code.

Affected product: seerr-team seerr. 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-2026-27792/ (Markdown: https://insights.sbomify.com/CVE-2026-27792/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-27792
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-27792
- OSV: https://osv.dev/vulnerability/CVE-2026-27792

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-27792/
Summaries are generated and may contain mistakes; the official description above is the record.