# CVE-2026-112289: Koalixcrm through 1.14.0 Stored XSS via Task Title in Django Admin

> Staff users can inject scripts via task titles in KoalixCRM, leading to code execution and privilege escalation when admins view tasks.

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 19 Oct 2026
- **Updated:** 19 Oct 2026
- **Also known as:** GHSA-3rx2-qcp6-mwjp

## What is CVE-2026-112289?

CVE-2026-112289 is a medium-severity cross-site scripting vulnerability in KoalixSwitzerland koalixcrm, published on 19 Oct 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Koalixcrm through 1.14.0 contains a stored cross-site scripting vulnerability that allows staff users to inject script by storing malicious task titles rendered unescaped by Task.link_to_task(). Attackers can embed HTML or script that executes when administrators open the task changelist or change form, enabling actions like creating a superuser.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2026-112289?


## How do I fix CVE-2026-112289?

No fix has been published for CVE-2026-112289 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-112289 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-112289 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-112289 and fix it if it is affected.

What it is: CVE-2026-112289 is a medium-severity cross-site scripting vulnerability in KoalixSwitzerland koalixcrm, published on 19 Oct 2026. Any signed-in user can exploit it over the 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-2026-112289 exists.

Affected product: KoalixSwitzerland koalixcrm. 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-2026-112289/ (Markdown: https://insights.sbomify.com/CVE-2026-112289/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-112289
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-112289
- OSV: https://osv.dev/vulnerability/CVE-2026-112289

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-112289/
Summaries are generated and may contain mistakes; the official description above is the record.