cvedb.io
CVE-2026-42420
MEDIUM · CVSS 4.3
EPSS exploitation probability: 0%
Published 2026-04-28T19:37:45.680 · Last modified 2026-06-17T10:47:48.483

Summary

OpenClaw before 2026.4.8 contains improper input validation in base64 decode paths that allocate memory before enforcing decoded-size limits. Attackers can exploit multiple code paths to cause memory exhaustion or denial of service through crafted base64-encoded input.

Affected products

openclaw — openclaw

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.