CVE-2026-53829

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.

Score

CVSS 4.0 8.5 High

Status

Analyzed - disclosure@vulncheck.com

Published

2026-06-12

Last modified

2026-06-15

Weaknesses

CWE-451

Affected products

• Openclaw (Openclaw)

References

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