AI agent vulnerability · OpenClaw

GHSA-2hv5-4h3g-4hjv: Duplicate Advisory: OpenClaw: LINE webhook handler lacks shared pre-auth concurrency budget before signature verification

mediumCVSS 4.0 6.9 · 3.1 5.3

This advisory was withdrawn on May 4, 2026. The publisher no longer considers it a valid vulnerability.

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-6336-qqw9-v6x6. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing attackers to cause transient availability loss.

Published Apr 24, 2026 · Updated May 4, 2026

Affected packages

openclaw

Ecosystem: npm
Affected: < 2026.3.31
Fixed in: 2026.3.31
Check: npm ls openclaw

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-6336-qqw9-v6x6. This link is maintained to preserve external references.

Original Description

OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing attackers to cause transient availability loss. Remote attackers can flood the webhook endpoint with concurrent requests before signature verification to exhaust resources and degrade service availability.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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