# CVE-2020-11671: Missing Authorization in TeamPass

> Authenticated users with API tokens can escalate privileges to administrator and access all stored passwords in TeamPass.

- **Severity:** High 8.1 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/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:** 4 May 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-gmr7-m73x-6c9q

## What is CVE-2020-11671?

CVE-2020-11671 is a high-severity missing authorization vulnerability in Teampass Teampass, published on 4 May 2020. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Lack of authorization controls in REST API functions in TeamPass through 2.1.27.36 allows any TeamPass user with a valid API token to become a TeamPass administrator and read/modify all passwords via authenticated api/index.php REST API calls. NOTE: the API is not available by default.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2020-11671?

2 open source packages ship an affected version, including nilsteampassnet/teampass. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `nilsteampassnet/teampass` | Packagist | All versions to 2.1.27.36 | None |
| `nilsteampassnet/teampass` | Packagist | All versions to 2.1.27.36 | None |

Products: Teampass Teampass.

## How do I fix CVE-2020-11671?

No fix has been published for CVE-2020-11671 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-11671 being exploited?

There is no known exploitation of CVE-2020-11671 in the wild and no public exploit code.

## Other vulnerabilities in Teampass Teampass

- [CVE-2019-1000001](https://insights.sbomify.com/CVE-2019-1000001/): TeamPass Storing Passwords in a Recoverable Format vulnerability (critical 9.8)
- [CVE-2017-9436](https://insights.sbomify.com/CVE-2017-9436/): TeamPass SQL injection in users.queries.php (critical 9.8)
- [CVE-2015-7564](https://insights.sbomify.com/CVE-2015-7564/): TeamPass vulnerable to SQL Injection (critical 9.8)
- [CVE-2026-3106](https://insights.sbomify.com/CVE-2026-3106/): Multiple vulnerabilities in Teampass (critical 9.3)
- [CVE-2026-3107](https://insights.sbomify.com/CVE-2026-3107/): Multiple vulnerabilities in Teampass (critical 9.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-11671 and fix it if it is affected.

What it is: CVE-2020-11671 is a high-severity missing authorization vulnerability in Teampass Teampass, published on 4 May 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2020-11671 in the wild and no public exploit code.

Affected packages and fixed versions:
- nilsteampassnet/teampass (Packagist): affected all versions up to 2.1.27.36; no fix listed
- nilsteampassnet/teampass (Packagist): affected all versions up to 2.1.27.36; no fix listed

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-2020-11671/ (Markdown: https://insights.sbomify.com/CVE-2020-11671/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-11671
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-11671
- OSV: https://osv.dev/vulnerability/CVE-2020-11671

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-11671/
Summaries are generated and may contain mistakes; the official description above is the record.