What’s Vulnerable › Vulnerabilities

CVE-2026-53866: OpenClaw < 2026.5.12 - Allowlist Bypass in Shell Inline-Command Parsing

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-16 · updated 2026-06-18
• Weakness: CWE-862

Description

OpenClaw before 2026.5.12 contains an allowlist bypass vulnerability in shell inline-command parsing that allows authenticated operators to execute unapproved commands. A command request using shell inline-command forms could route through a parser case missing the expected allowlist decision, enabling shell content execution without intended approval prompts.

Affected products

• OpenClaw: before 2026.5.12; 2026.5.12-beta1, 2026.5.12-beta2, 2026.5.12-beta3, 2026.5.12-beta4, 2026.5.12-beta5, 2026.5.12-beta6 (+2) — fixed in 2026.5.12

How to fix

Upgrade to a fixed version: OpenClaw 2026.5.12. Check the vendor advisory for mitigations.

References

• https://github.com/openclaw/openclaw/security/advisories/GHSA-f397-5vjw-v2c2
• https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-in-shell-inline-command-parsing

Get alerted when CVE-2026-53866 or the next vulnerability affects your stack