# CVE-2022-3895: Potential XSS in common user interface component library

> Attackers can inject arbitrary HTML via unsanitized UI elements in the Common User Interface Component library, potentially executing scripts in user browsers.

- **Severity:** Medium 4.0 (`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 15 Nov 2022
- **Updated:** 29 Apr 2025

## What is CVE-2022-3895?

CVE-2022-3895 is a medium-severity cross-site scripting vulnerability in Hallo Welt! GmbH Common User Interface Component, published on 15 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Some UI elements of the Common User Interface Component are not properly sanitizing output and therefore prone to output arbitrary HTML (XSS).

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

## Which versions are affected by CVE-2022-3895?

It affects 2 products.


Products: Hallowelt Bluespice, Hallowelt Common User Interface.

## How do I fix CVE-2022-3895?

No fix has been published for CVE-2022-3895 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-3895 being exploited?

There is no known exploitation of CVE-2022-3895 in the wild and no public exploit code.

## Other vulnerabilities in Hallo Welt! GmbH Common User Interface Component

- [CVE-2025-46703](https://insights.sbomify.com/CVE-2025-46703/): Potential XSS in Extension:AtMentions (medium 5.9)
- [CVE-2025-48007](https://insights.sbomify.com/CVE-2025-48007/): Potential XSS in Extension:BlueSpiceAvatars (medium 5.9)
- [CVE-2025-57880](https://insights.sbomify.com/CVE-2025-57880/): Potential XSS in Extension:BlueSpiceWhoIsOnline (medium 5.9)
- [CVE-2025-58114](https://insights.sbomify.com/CVE-2025-58114/): Potential XSS in Extension:CognitiveProcessDesigner (medium 5.9)
- [CVE-2022-2510](https://insights.sbomify.com/CVE-2022-2510/): Potential XSS on Special:SearchCenter (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-3895 and fix it if it is affected.

What it is: CVE-2022-3895 is a medium-severity cross-site scripting vulnerability in Hallo Welt! GmbH Common User Interface Component, published on 15 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-3895 in the wild and no public exploit code.

Affected product: Hallo Welt! GmbH Common User Interface Component. 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-2022-3895/ (Markdown: https://insights.sbomify.com/CVE-2022-3895/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-3895
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-3895
- OSV: https://osv.dev/vulnerability/CVE-2022-3895

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-3895/
Summaries are generated and may contain mistakes; the official description above is the record.