CVE-2026-53829

OpenClaw < 2026.5.18 - Command Truncation in Exec Approval Display

CVSS 8.5 HIGHEPSS 0.2%CWE-451

OpenClaw before 2026.5.18 contains an approval display truncation vulnerability allowing authenticated users to hide command suffixes from approvers. Attackers can submit oversized exec commands with benign prefixes and malicious suffixes to execute unauthorized operations after approval.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

OpenClaw · OpenClaw

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References

https://github.com/openclaw/openclaw/security/advisories/GHSA-xww8-gqvh-92x9 https://www.vulncheck.com/advisories/openclaw-command-truncation-in-exec-approval-display