# CVE-2026-91835: OpenClaw ClawScan File Classifier static_scanner.go IsBinaryFile interpretation conflict

> Local attackers can exploit an interpretation conflict in the file classifier to bypass security checks, requiring an upgrade to resolve.

- **Severity:** Low 2.4 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 15 Sep 2026
- **Updated:** 15 Sep 2026
- **Also known as:** GHSA-cw7c-vhwq-c798

## What is CVE-2026-91835?

CVE-2026-91835 is a low-severity vulnerability in OpenClaw ClawScan, published on 15 Sep 2026. 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 vulnerability was detected in OpenClaw ClawScan up to 0.1.6. The impacted element is the function IsBinaryFile of the file internal/runner/static_scanner.go of the component File Classifier. The manipulation results in interpretation conflict. Attacking locally is a requirement. The exploit is now public and may be used. Upgrading to version 0.1.7 is sufficient to resolve this issue. The patch is identified as 04401337b3adb9343bd338b21e5e258bf49ca9c8. You should upgrade the affected component.

Weakness: CWE-436 (Interpretation Conflict)

## Which versions are affected by CVE-2026-91835?


## How do I fix CVE-2026-91835?

No fix has been published for CVE-2026-91835 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-91835 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-91835 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-91835 and fix it if it is affected.

What it is: CVE-2026-91835 is a low-severity vulnerability in OpenClaw ClawScan, published on 15 Sep 2026. 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-2026-91835 exists.

Affected product: OpenClaw ClawScan. 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-2026-91835/ (Markdown: https://insights.sbomify.com/CVE-2026-91835/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-91835
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-91835
- OSV: https://osv.dev/vulnerability/CVE-2026-91835

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-91835/
Summaries are generated and may contain mistakes; the official description above is the record.