CVE-2026-53861

MEDIUM

OpenClaw < 2026.5.6 - Allowlist Bypass via Combined POSIX Inline Flags on macOS

Title source: cna
STIX 2.1

Description

OpenClaw before 2026.5.6 contains an allowlist bypass vulnerability in the macOS Swift exec feature that misses combined POSIX inline-command flags. Attackers can execute shell content outside the intended allowlist check by using combined flag forms, potentially allowing unauthorized command execution depending on operator configuration.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-c226-q6fx-6j6c)
https://github.com/openclaw/openclaw/security/advisories/GHSA-c226-q6fx-6j6c
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.5.6 - Allowlist Bypass via Combined POSIX Inline Flags on macOS
https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-combined-posix-inline-flags-on-macos

Scores

CVSS v3 6.6
EPSS 0.0024
EPSS Percentile 15.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-184
Status published
Products (5)
npm/openclaw 0 - 2026.5.6npm
openclaw/openclaw 2026.5.6 beta1
OpenClaw/OpenClaw < 2026.5.6
openclaw/openclaw < 2026.5.6
OpenClaw/OpenClaw 2026.5.6
Published Jun 16, 2026
Tracked Since Jun 17, 2026