CVE-2026-32895 OpenClaw < 2026.2.26 - Sender Authorization Bypass in Slack System Event Handlers

What is CVE-2026-32895?

CVE-2026-32895 is a medium-severity authentication bypass vulnerability in Openclaw Openclaw, published on 21 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

OpenClaw versions prior to 2026.2.26 fail to enforce sender authorization in member and message subtype system event handlers, allowing unauthorized events to be enqueued. Attackers can bypass Slack DM allowlists and per-channel user allowlists by sending system events from non-allowlisted senders through message_changed, message_deleted, and thread_broadcast events.

Weakness: CWE-863

Which versions are affected by CVE-2026-32895?

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

Products include Openclaw Openclaw.

How do I fix CVE-2026-32895?

Upgrade openclaw to 2026.2.26 or later.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-32895 being exploited?

There is no known exploitation of CVE-2026-32895 in the wild and no public exploit code.

Other vulnerabilities in Openclaw Openclaw

• CVE-2026-28363 Security feature bypass in OpenClaw Critical 9.9
• CVE-2026-30741 Code injection in n/a Critical 9.8
• CVE-2026-33579 OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval Critical 9.4
• CVE-2026-32922 OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate Critical 9.4
• CVE-2026-32978 OpenClaw < 2026.3.11 - Approval Bypass via Unrecognized Script Runners Critical 9.4

All Openclaw Openclaw vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-v8cg-4474-49v8, MINI-78xc-r4q4-6wf5, MINI-jrhg-f2p3-93w2.