# CVE-2020-36949: TapinRadio 2.13.7 - Denial of Service

> Attackers can crash TapinRadio by pasting large buffers into proxy settings fields, causing the application to become unresponsive.

- **Severity:** Medium 6.7 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 27 Jan 2026
- **Updated:** 27 Jan 2026
- **Also known as:** GHSA-27gf-h2xc-993h

## What is CVE-2020-36949?

CVE-2020-36949 is a medium-severity denial of service vulnerability in Raimersoft TapinRadio, published on 27 Jan 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

TapinRadio 2.13.7 contains a denial of service vulnerability in the application proxy settings that allows attackers to crash the program by overflowing input fields. Attackers can paste a large buffer of 20,000 characters into the username and address fields to cause the application to become unresponsive and require reinstallation.

Weakness: CWE-770 (Allocation of Resources Without Limits or Throttling)

## Which versions are affected by CVE-2020-36949?

It affects 1 product.


Products: Raimersoft Tapinradio.

## How do I fix CVE-2020-36949?

No fix has been published for CVE-2020-36949 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-36949 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-36949 exists.

## Other vulnerabilities in Raimersoft TapinRadio

- [CVE-2020-37170](https://insights.sbomify.com/CVE-2020-37170/): TapinRadio 2.12.3 - 'address' Denial of Service (medium 6.7)
- [CVE-2020-37171](https://insights.sbomify.com/CVE-2020-37171/): TapinRadio 2.12.3 - 'username' Denial of Service (medium 6.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-36949 and fix it if it is affected.

What it is: CVE-2020-36949 is a medium-severity denial of service vulnerability in Raimersoft TapinRadio, published on 27 Jan 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-36949 exists.

Affected product: Raimersoft TapinRadio. 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-2020-36949/ (Markdown: https://insights.sbomify.com/CVE-2020-36949/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-36949
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-36949
- OSV: https://osv.dev/vulnerability/CVE-2020-36949

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-36949/
Summaries are generated and may contain mistakes; the official description above is the record.