# CVE-2026-23848: MyTube has Rate Limiting Bypass via X-Forwarded-For Header Spoofing

> Attackers can bypass IP-based rate limiting by spoofing the X-Forwarded-For header, enabling unlimited requests and potential denial of service.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 Jan 2026
- **Updated:** 20 Jan 2026
- **Also known as:** GHSA-59gr-529g-x45h

## What is CVE-2026-23848?

CVE-2026-23848 is a medium-severity vulnerability in franklioxygen MyTube, published on 19 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

MyTube is a self-hosted downloader and player for several video websites. Prior to version 1.7.71, a rate limiting bypass via `X-Forwarded-For` header spoofing allows unauthenticated attackers to bypass IP-based rate limiting on general API endpoints. Attackers can spoof client IPs by manipulating the `X-Forwarded-For` header, enabling unlimited requests to protected endpoints, including general API endpoints (enabling DoS) and other rate-limited functionality. Version 1.7.71 contains a patch for the issue.

Weakness: CWE-807 (Reliance on Untrusted Inputs in a Security Decision)

## Which versions are affected by CVE-2026-23848?

It affects 1 product.


Products: Franklioxygen Mytube.

## How do I fix CVE-2026-23848?

No fix has been published for CVE-2026-23848 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-23848 being exploited?

There is no known exploitation of CVE-2026-23848 in the wild and no public exploit code.

## Other vulnerabilities in franklioxygen MyTube

- [CVE-2026-23837](https://insights.sbomify.com/CVE-2026-23837/): MyTube has an Authorization Bypass vulnerability (critical 9.8)
- [CVE-2026-33890](https://insights.sbomify.com/CVE-2026-33890/): MyTube has an Unauthenticated Admin Privilege Escalation via Passkey Registration (high 8.9)
- [CVE-2026-24139](https://insights.sbomify.com/CVE-2026-24139/): MyTube Allows Unauthorized Database Export by Guest Users (high 8.7)
- [CVE-2026-33935](https://insights.sbomify.com/CVE-2026-33935/): MyTube has Unauthenticated Account Lockout via Shared Login Attempt State (high 7.7)
- [CVE-2026-33735](https://insights.sbomify.com/CVE-2026-33735/): MyTube has an Improper Access Control that Allows Complete Application Takeover (high 7.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-23848 and fix it if it is affected.

What it is: CVE-2026-23848 is a medium-severity vulnerability in franklioxygen MyTube, published on 19 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-23848 in the wild and no public exploit code.

Affected product: franklioxygen MyTube. 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-2026-23848/ (Markdown: https://insights.sbomify.com/CVE-2026-23848/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-23848
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-23848
- OSV: https://osv.dev/vulnerability/CVE-2026-23848

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-23848/
Summaries are generated and may contain mistakes; the official description above is the record.