High severity8.8NVD Advisory· Published Jun 12, 2026· Updated Jun 16, 2026
CVE-2026-53836
CVE-2026-53836
Description
OpenClaw before 2026.5.12 contains an allowlist bypass vulnerability in PowerShell encoded-command handling that allows attackers to execute encoded commands using abbreviated flag aliases not recognized by the allowlist parser. Remote authenticated operators can bypass execution allowlist checks by using unrecognized encoded-command alias forms to execute arbitrary PowerShell content.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3Patches
Vulnerability mechanics
References
2- github.com/openclaw/openclaw/security/advisories/GHSA-j472-gf56-x589nvdMitigationVendor Advisory
- www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-powershell-encoded-command-aliasesnvdThird Party Advisory
News mentions
1- OpenClaw: 25 CVEs Disclosed in Largest Security Batch, Including Code Execution and Critical Auth BypassVypr Intelligence · Jun 12, 2026