Allocation of Resources Without Limits or Throttling 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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- published29 Mar 2026
- disclosed29 Mar 2026
- credittdjackey
Introduced: 29 Mar 2026
CVE-2026-35640 (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 Allocation of Resources Without Limits or Throttling via the Feishu webhook handling process. An attacker can cause excessive resource consumption by sending unauthenticated requests that are fully parsed before signature validation.