Incorrect Authorization Affecting @openclaw/matrix package, versions <2026.5.9-beta.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published19 Apr 2026
- disclosed17 Apr 2026
- creditPeng Zhou
Introduced: 17 Apr 2026
CVE-2026-42433 (opens in a new tab)How to fix?
Upgrade @openclaw/matrix to version 2026.5.9-beta.1 or higher.
Overview
@openclaw/matrix is an OpenClaw Matrix channel plugin
Affected versions of this package are vulnerable to Incorrect Authorization via the operator.write message-tool. An attacker can modify persistent Matrix profile configuration without proper authorization by sending crafted requests through message-tool paths that bypass intended admin-level restrictions.