# CVE-2026-35622: OpenClaw < 2026.3.22 - Improper Authentication Verification in Google Chat Webhook

> Attackers can bypass Google Chat webhook authentication to execute unauthorized actions in OpenClaw by providing non-deployment add-on principals.

- **Severity:** Medium 6.0 (`CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 9 Apr 2026
- **Updated:** 23 Jun 2026
- **Also known as:** GHSA-mp66-rf4f-mhh8, MINI-rjf5-jrr6-hf42

## What is CVE-2026-35622?

CVE-2026-35622 is a medium-severity authentication bypass vulnerability in Openclaw Openclaw, published on 9 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

OpenClaw before 2026.3.22 contains an improper authentication verification vulnerability in Google Chat app-url webhook handling that accepts add-on principals outside intended deployment bindings. Attackers can bypass webhook authentication by providing non-deployment add-on principals to execute unauthorized actions through the Google Chat integration.

Weakness: CWE-290 (Authentication Bypass by Spoofing)

## Which versions are affected by CVE-2026-35622?

2 open source packages ship an affected version, including openclaw. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `openclaw` | npm | All versions | 2026.3.22 |
| `openclaw` | npm | All versions | 2026.3.22 |

Products: Openclaw Openclaw.

## How do I fix CVE-2026-35622?

Upgrade openclaw to 2026.3.22 or later.

## Is CVE-2026-35622 being exploited?

There is no known exploitation of CVE-2026-35622 in the wild and no public exploit code.

## Other vulnerabilities in Openclaw Openclaw

- [CVE-2026-28363](https://insights.sbomify.com/CVE-2026-28363/): Security feature bypass in OpenClaw (critical 9.9)
- [CVE-2026-30741](https://insights.sbomify.com/CVE-2026-30741/): Code injection in n/a (critical 9.8)
- [CVE-2026-33579](https://insights.sbomify.com/CVE-2026-33579/): OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval (critical 9.4)
- [CVE-2026-32922](https://insights.sbomify.com/CVE-2026-32922/): OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate (critical 9.4)
- [CVE-2026-32978](https://insights.sbomify.com/CVE-2026-32978/): OpenClaw < 2026.3.11 - Approval Bypass via Unrecognized Script Runners (critical 9.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-35622 and fix it if it is affected.

What it is: CVE-2026-35622 is a medium-severity authentication bypass vulnerability in Openclaw Openclaw, published on 9 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-35622 in the wild and no public exploit code.

Affected packages and fixed versions:
- openclaw (npm): affected all versions; fixed in 2026.3.22
- openclaw (npm): affected all versions; fixed in 2026.3.22

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-2026-35622/ (Markdown: https://insights.sbomify.com/CVE-2026-35622/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-35622
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-35622
- OSV: https://osv.dev/vulnerability/CVE-2026-35622

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-35622/
Summaries are generated and may contain mistakes; the official description above is the record.