OpenClaw has an exec allowlist bypass via command substitution/backticks inside double quotes
### Summary Exec approvals allowlist bypass via command substitution/backticks inside double quotes. ### Affected Packages / Versions - Package: `openclaw` (npm) - Affected: `<= 2026.2.1` - Fixed: `>= 2026.2.2` ### Impact Only affects setups that explicitly enable the optional exec approvals allowlist feature. Default installs are unaffected. ### Fix Reject unescaped `$()` and backticks inside double quotes during allowlist analysis. ### Fix Commit(s) - d1ecb46076145deb188abcba8f0699709ea17198 Thanks @simecek for reporting.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-28470US | — | — | ||
OpenClaw versions prior to 2026.2.2 contain an exec approvals (must be enabled) allowlist bypass vulnerability that allows attackers to execute arbitrary commands by injecting comm… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/openclaw/openclawPACKAGE
- https://github.com/openclaw/openclaw/commit/d1ecb46076145deb188abcba8f0699709ea17198WEB
- https://github.com/openclaw/openclaw/releases/tag/v2026.2.2WEB
- https://github.com/openclaw/openclaw/security/advisories/GHSA-3hcm-ggvf-rch5WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-28470ADVISORY
- https://www.vulncheck.com/advisories/openclaw-exec-allowlist-bypass-via-command-substitution-in-double-quotesWEB
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