# CVE-2021-41280: OS command injection in Sharetribe Go

> Attackers can execute arbitrary OS commands on Sharetribe Go installations lacking a configured SNS notification token.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:** 19 Nov 2021
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-hjjc-p9hr-424c

## What is CVE-2021-41280?

CVE-2021-41280 is a critical command injection vulnerability in sharetribe, published on 19 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Sharetribe Go is a source available marketplace software. In affected versions operating system command injection is possible on installations of Sharetribe Go, that do not have a secret AWS Simple Notification Service (SNS) notification token configured via the `sns_notification_token` configuration parameter. This configuration parameter is unset by default. The vulnerability has been patched in version 10.2.1. Users who are unable to upgrade should set the`sns_notification_token` configuration parameter to a secret value.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2021-41280?

It affects 1 product.


Products: Sharetribe Sharetribe.

## How do I fix CVE-2021-41280?

No fix has been published for CVE-2021-41280 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-41280 being exploited?

There is no known exploitation of CVE-2021-41280 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-41280 and fix it if it is affected.

What it is: CVE-2021-41280 is a critical command injection vulnerability in sharetribe, published on 19 Nov 2021. 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-2021-41280 in the wild and no public exploit code.

Affected product: sharetribe. 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-2021-41280/ (Markdown: https://insights.sbomify.com/CVE-2021-41280/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-41280
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-41280
- OSV: https://osv.dev/vulnerability/CVE-2021-41280

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-41280/
Summaries are generated and may contain mistakes; the official description above is the record.