OpenClaw < 2026.5.6 - Missing Channel Type Validation in Mattermost Event Handlers
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||
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| OpenClaw | OpenClaw | unaffected |
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No data.
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| Openclaw | Openclaw |
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| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-gp79-m99v-gjmh | OpenClaw: Mattermost handlers could fall open when channel type was missing |
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.189% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| Description | OpenClaw before 2026.5.6 contains an improper access control vulnerability in Mattermost event handlers that fails to validate channel type metadata. Attackers can bypass intended DM policy decisions by sending crafted Mattermost events missing channel type information to process restricted content. | |
| Title | OpenClaw < 2026.5.6 - Missing Channel Type Validation in Mattermost Event Handlers | |
| First Time appeared |
Openclaw
Openclaw openclaw |
|
| Weaknesses | CWE-636 | |
| CPEs | cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:* | |
| Vendors & Products |
Openclaw
Openclaw openclaw |
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| References |
| |
| Metrics |
cvssV3_1
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