CVE-2026-53836 - OpenClaw < 2026.5.12 - Allowlist Bypass via PowerShell Encoded-Command Aliases

CVE-2026-53836 - OpenClaw < 2026.5.12 - Allowlist Bypass via PowerShell Encoded-Command Aliases

https://cvefeed.io/rssfeed/latest.atom / Sat, 06/13/2026 - 02:44
CVE ID :CVE-2026-53836
Published : June 12, 2026, 10:16 p.m. | 1 hour, 32 minutes ago
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.
Severity: 8.8 | HIGH
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Kenya Education Network CERT(KENET-CERT) is a Cybersecurity Emergency Response Team and Co-ordination Center operated by the National Research and Education Network of Kenya. KENET-CERT coordination center promotes awareness on cybersecurity incidences as well as coordinates and assists member institutions in responding effectively to cyber security threats and incidences. KENET-CERT works closely with Kenya's National CIRT coordination center (CIRT/CC) as a sector CIRT for the academic institutions. KENET promotes use of ICT in Teaching, Learning and Research in Higher Education Institutions in Kenya. KENET aims to interconnect all the Universities, Tertiary and Research Institutions in Kenya by setting up a cost effective and sustainable private network with high speed access to the global Internet. KENET also facilitates electronic communication among students and faculties in member institutions, share learning and teaching resources by collaboration in Research and Development of Educational content.