PT-2026-49040 · Openclaw · Openclaw

Edward-X · CVE-2026-53836 · Published 2026-06-12 · Updated 2026-07-02

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.5.12

Description An allowlist bypass exists in the handling of PowerShell encoded commands. Remote authenticated operators can evade security controls by using abbreviated flag aliases that are not recognized by the allowlist parser, enabling the execution of arbitrary PowerShell content.

Recommendations Update to version 2026.5.12.

Exploit

Fix

Incomplete List of Disallowed Inputs

Weakness Enumeration

CWE-184

Related Identifiers

CVE-2026-53836

GHSA-J472-GF56-X589

Affected Products

Openclaw

References · 11

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53836.json · Exploit
• https://github.com/openclaw/openclaw/security/advisories/GHSA-j472-gf56-x589 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-j472-gf56-x589 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-53836 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-53836 · Security Note
• https://github.com/openclaw/openclaw · Note
• https://reddit.com/r/pwnhub/comments/1u4qet5/openclaw_powershell_bypass_flaw_opens_door_to · Reddit Post
• https://twitter.com/infoflowcloud/status/2065841934103384507 · Twitter Post
• https://twitter.com/CVEnew/status/2065840903495823848 · Twitter Post
• https://vulncheck.com/advisories/openclaw-allowlist-bypass-via-powershell-encoded-command-aliases · Note
• https://t.me/CVEtracker/56766 · Telegram Post