# CVE-2024-6986: Cross-site Scripting (XSS) in parisneo/lollms-webui

> Attackers can execute malicious JavaScript via the System Template input due to improper HTML rendering in the Settings page.

- **Severity:** Medium 5.5 (`CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 20 Mar 2025
- **Updated:** 20 Mar 2025
- **Also known as:** GHSA-4g3f-9mfg-xxgh

## What is CVE-2024-6986?

CVE-2024-6986 is a medium-severity cross-site scripting vulnerability in parisneo/lollms-webui, published on 20 Mar 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

A Cross-site Scripting (XSS) vulnerability exists in the Settings page of parisneo/lollms-webui version 9.8. The vulnerability is due to the improper use of the 'v-html' directive, which inserts the content of the 'full_template' variable directly as HTML. This allows an attacker to execute malicious JavaScript code by injecting a payload into the 'System Template' input field under main configurations.

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

## Which versions are affected by CVE-2024-6986?

It affects 1 product.


Products: Lollms Lollms Web Ui.

## How do I fix CVE-2024-6986?

No fix has been published for CVE-2024-6986 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-6986 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-6986 exists.

## Other vulnerabilities in parisneo/lollms-webui

- [CVE-2024-2359](https://insights.sbomify.com/CVE-2024-2359/): Improper Neutralization of Special Elements used in an OS Command in parisneo/lollms-webui (critical 9.8)
- [CVE-2024-2360](https://insights.sbomify.com/CVE-2024-2360/): Path Traversal leading to Remote Code Execution in parisneo/lollms-webui (critical 9.8)
- [CVE-2024-4320](https://insights.sbomify.com/CVE-2024-4320/): Remote Code Execution due to LFI in '/install_extension' in parisneo/lollms-webui (critical 9.8)
- [CVE-2024-2358](https://insights.sbomify.com/CVE-2024-2358/): Path Traversal leading to Remote Code Execution in parisneo/lollms-webui (critical 9.8)
- [CVE-2024-4326](https://insights.sbomify.com/CVE-2024-4326/): Remote Code Execution via `/apply_settings` and `/execute_code` in parisneo/lollms-webui (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-6986 and fix it if it is affected.

What it is: CVE-2024-6986 is a medium-severity cross-site scripting vulnerability in parisneo/lollms-webui, published on 20 Mar 2025. It can only be exploited from the same machine or local 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-2024-6986 exists.

Affected product: parisneo/lollms-webui. 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-2024-6986/ (Markdown: https://insights.sbomify.com/CVE-2024-6986/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-6986
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-6986
- OSV: https://osv.dev/vulnerability/CVE-2024-6986

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-6986/
Summaries are generated and may contain mistakes; the official description above is the record.