{"id":"CVE-2026-53861","aliases":["GHSA-c226-q6fx-6j6c"],"url":"https://o3.security/vulnerability/CVE-2026-53861","summary":"OpenClaw < 2026.5.6 - Allowlist Bypass via Combined POSIX Inline Flags on macOS","details":"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.","published":"2026-06-16T18:05:07.908Z","modified":"2026-08-12T03:51:36.117694901Z","cvss":null,"epss":{"score":0.00249,"percentile":0.16475,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.5.6"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53861.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-c226-q6fx-6j6c"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53861"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-combined-posix-inline-flags-on-macos"},{"type":"PACKAGE","url":"https://github.com/openclaw/openclaw"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:36.117694901Z"}}