CVE-2026-53855
HIGHOpenClaw < 2026.4.2 - Shell Positional Parameters Bypass in Inline-Eval Checks
Title source: cnaDescription
OpenClaw before 2026.4.2 contains an inline-eval bypass vulnerability allowing authenticated operators to weaken strict allowlist checks via shell positional parameters. Attackers can combine allowlisted tools with shell positional arguments to place inline-eval content in shell carriers outside intended allowlist rules, enabling execution of unapproved shell-provided content.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-5cj2-3jr2-5h77)
https://github.com/openclaw/openclaw/security/advisories/GHSA-5cj2-3jr2-5h77
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.4.2 - Shell Positional Parameters Bypass in Inline-Eval Checks
https://www.vulncheck.com/advisories/openclaw-shell-positional-parameters-bypass-in-inline-eval-checks
Scores
CVSS v3
8.1
EPSS
0.0026
EPSS Percentile
17.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-184
CWE-863
Status
published
Products (4)
npm/openclaw
0 - 2026.4.2npm
OpenClaw/OpenClaw
< 2026.4.2
openclaw/openclaw
< 2026.4.2
OpenClaw/OpenClaw
2026.4.2
Published
Jun 16, 2026
Tracked Since
Jun 17, 2026