# CVE-2026-112251: antoinersx clawhost Reverse Proxy reverseProxy.ts handleRequest redirect

> Attackers can exploit an open redirect in the clawhost reverse proxy via the token argument, potentially facilitating phishing or bypassing security controls.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **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-c9cg-328f-4mvf

## What is CVE-2026-112251?

CVE-2026-112251 is a medium-severity vulnerability in antoinersx clawhost, published on 19 Oct 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

A vulnerability was detected in antoinersx clawhost up to 0.0.45. This affects the function handleRequest of the file apps/clawhostgo/src/main/services/reverseProxy.ts of the component Reverse Proxy. Performing a manipulation of the argument token results in open redirect. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-601 (URL Redirection to Untrusted Site)

## Which versions are affected by CVE-2026-112251?


## How do I fix CVE-2026-112251?

No fix has been published for CVE-2026-112251 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-112251 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-112251 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-112251 and fix it if it is affected.

What it is: CVE-2026-112251 is a medium-severity vulnerability in antoinersx clawhost, published on 19 Oct 2026. An attacker can exploit it over the internet without logging in, 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-2026-112251 exists.

Affected product: antoinersx clawhost. 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-2026-112251/ (Markdown: https://insights.sbomify.com/CVE-2026-112251/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-112251
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-112251
- OSV: https://osv.dev/vulnerability/CVE-2026-112251

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-112251/
Summaries are generated and may contain mistakes; the official description above is the record.