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Generated remediation guidance and an executive summary. No account required.
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.
No affected products information available.
Use CWE-770 to widen CVE-2026-42420 into its surrounding weakness, vendor, and product context.