CVE-2026-53829

HIGH 8.0

OpenClaw < 2026.5.18 - Command Truncation in Exec Approval Display

CVSS Score

8.0

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-451
Vendor	openclaw
Product	openclaw
Published	Jun 12, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

OpenClaw / OpenClaw

0 < 2026.5.18

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 cantinagen Ellahi (@Ellahinator)