Medium severity5.3NVD Advisory· Published Apr 23, 2026· Updated Apr 28, 2026
CVE-2026-41343
CVE-2026-41343
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
openclawnpm | < 2026.3.31 | 2026.3.31 |
Affected products
2Patches
Vulnerability mechanics
References
6- github.com/openclaw/openclaw/commit/57c47d8c7fbf5a2e70cc4dec2380977968903cadnvdPatchWEB
- github.com/advisories/GHSA-qcc3-jqwp-5vh2ghsaADVISORY
- github.com/openclaw/openclaw/security/advisories/GHSA-qcc3-jqwp-5vh2nvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2026-41343ghsaADVISORY
- www.vulncheck.com/advisories/openclaw-denial-of-service-via-line-webhook-handler-pre-auth-concurrencynvdThird Party AdvisoryWEB
- github.com/openclaw/openclaw/releases/tag/v2026.3.31ghsaWEB
News mentions
0No linked articles in our index yet.