CVE-2026-53866 | OpenClaw before 2026.5.12 contains an allowlist bypass vulne… | CVSS 8.1 HIGH

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.

Metadata

CVE ID: CVE-2026-53866
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-06-10 21:23 UTC
Published: 2026-06-16 18:05 UTC
Last updated: 2026-06-16 19:33 UTC
Primary CWE: CWE-862
Missing Authorization
Vendor / Product: OpenClaw / OpenClaw
Sources: cve.org · NVD

Severity & Metrics

8.1 HIGH CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
OpenClaw	OpenClaw	—	0 < 2026.5.12, 2026.5.12

Weakness (CWE)

CWE	Source	Description
CWE-862	cna	Missing Authorization

CVSS scores (2)

Score	Severity	Version	Source	Vector
8.1	HIGH	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
7.6	HIGH	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

References (2)

GitHub Security Advisory (GHSA-f397-5vjw-v2c2) https://github.com/openclaw/openclaw/security/advisories/GHSA-f397-5vjw-v2c2
VulnCheck Advisory: OpenClaw < 2026.5.12 - Allowlist Bypass in Shell Inline-Command Parsing https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-in-shell-inline-command-parsing