# CVE-2026-2209: WeKan Custom Translation translationBody.js setCreateTranslation improper authorization


- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X`)
- **Exploited in the wild:** Not known
- **Fix available:** No
- **Published:** 8 Feb 2026
- **Updated:** 23 Feb 2026
- **Also known as:** GHSA-2hfm-wh8p-mfqm

## What is CVE-2026-2209?

CVE-2026-2209 is a medium-severity vulnerability in WeKan, published on 8 Feb 2026. 

### Official description

A vulnerability was detected in WeKan up to 8.18. The affected element is the function setCreateTranslation of the file client/components/settings/translationBody.js of the component Custom Translation Handler. The manipulation results in improper authorization. The attack can be launched remotely. Upgrading to version 8.19 is sufficient to fix this issue. The patch is identified as f244a43771f6ebf40218b83b9f46dba6b940d7de. It is suggested to upgrade the affected component.

Weakness: CWE-285 (Improper Authorization), CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2026-2209?

It affects 1 product.


Products: Wekan Project Wekan.

## How do I fix CVE-2026-2209?

No fix has been published for CVE-2026-2209 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-2209 being exploited?

There is no known exploitation of CVE-2026-2209 in the wild and no public exploit code.

## Other vulnerabilities in WeKan

- [CVE-2026-30843](https://insights.sbomify.com/CVE-2026-30843/): Wekan has Cross-Board IDOR in Custom Fields Update Endpoints (critical 9.3)
- [CVE-2026-30844](https://insights.sbomify.com/CVE-2026-30844/): Wekan Vulnerable to SSRF through Lack of Validation or Filtering in Attachment URL Loading (critical 9.3)
- [CVE-2026-30847](https://insights.sbomify.com/CVE-2026-30847/): Wekan Credential Leak via notificationUsers Publication Exposes Password Hashes and Session Tokens (critical 9.3)
- [CVE-2025-65780](https://insights.sbomify.com/CVE-2025-65780/): Missing authorization in n/a (high 8.8)
- [CVE-2026-30846](https://insights.sbomify.com/CVE-2026-30846/): Wekan Exposes All Global Webhook Integrations through globalwebhooks Publication (high 8.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-2209 and fix it if it is affected.

What it is: CVE-2026-2209 is a medium-severity vulnerability in WeKan, published on 8 Feb 2026. 
Exploitation: There is no known exploitation of CVE-2026-2209 in the wild and no public exploit code.

Affected product: WeKan. 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-2026-2209/ (Markdown: https://insights.sbomify.com/CVE-2026-2209/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-2209
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2209
- OSV: https://osv.dev/vulnerability/CVE-2026-2209

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-2209/
Summaries are generated and may contain mistakes; the official description above is the record.