Incorrect Authorization Affecting @openclaw/feishu package, versions <2026.5.2
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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Test your applications- Snyk IDSNYK-JS-OPENCLAWFEISHU-15812235
- published29 Mar 2026
- disclosed29 Mar 2026
- creditzpbrent
Introduced: 29 Mar 2026
CVE-2026-35664 (opens in a new tab)How to fix?
Upgrade @openclaw/feishu to version 2026.5.2 or higher.
Overview
@openclaw/feishu is an OpenClaw Feishu/Lark channel plugin (community maintained by @m1heng)
Affected versions of this package are vulnerable to Incorrect Authorization via the callback handling process. An attacker can gain unauthorized access to callback functionality by sending specially crafted legacy raw card payloads that bypass recipient pairing checks.