# CVE-2026-112076: Server-side request forgery in MeTube

> Remote attackers can exploit a server-side request forgery flaw in MeTube's feed metadata handler to access internal resources.

- **Severity:** Medium 6.3 (`CVSS:4.0/AV:N/AC:H/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:** 19 Oct 2026
- **Updated:** 19 Oct 2026
- **Also known as:** GHSA-g899-4284-8gqj, GHSA-hq22-f7w6-p8cr

## What is CVE-2026-112076?

CVE-2026-112076 is a medium-severity server-side request forgery vulnerability in alexta69 MeTube, published on 19 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A security vulnerability has been detected in alexta69 MeTube up to 2026.09.28. This vulnerability affects the function DownloadQueue.__write_feed_metadata_sync of the file app/ytdl.py of the component Feed-metadata Thumbnail Fetch Handler. Such manipulation leads to server-side request forgery. The attack may be launched remotely. Attacks of this nature are highly complex. It is stated that the exploitability is difficult. The exploit has been disclosed publicly and may be used. Upgrading to version 2026.09.29 is able to resolve this issue. The name of the patch is a3896604540223ecbb8258b41b1d745d62647d16. It is suggested to upgrade the affected component.

Weakness: CWE-918 (Server-Side Request Forgery)

## Which versions are affected by CVE-2026-112076?


## How do I fix CVE-2026-112076?

No fix has been published for CVE-2026-112076 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-112076 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-112076 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-112076 and fix it if it is affected.

What it is: CVE-2026-112076 is a medium-severity server-side request forgery vulnerability in alexta69 MeTube, published on 19 Oct 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-2026-112076 exists.

Affected product: alexta69 MeTube. 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-2026-112076/ (Markdown: https://insights.sbomify.com/CVE-2026-112076/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-112076
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-112076
- OSV: https://osv.dev/vulnerability/CVE-2026-112076

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-112076/
Summaries are generated and may contain mistakes; the official description above is the record.