OpenClaw version 2026.2.22-2 prior to 2026.2.23 tools.exec.safeBins validation for sort command fails to properly validate GNU long-option abbreviations, allowing attackers to bypass denied-flag checks via abbreviated options. Remote attackers can execute sort commands with abbreviated long options to skip approval requirements in allowlist mode.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v4.0
Weakness Type (CWE)
References 3
https://github.com/openclaw/openclaw/commit/3b8e33037ae2e12af7beb56fcf0346f1f8c…
disclosure@vulncheck.com
https://github.com/openclaw/openclaw/security/advisories/GHSA-3c6h-g97w-fg78
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-sort-long-op…
disclosure@vulncheck.com