{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-53853: OpenClaw < 2026.5.12 - Argument Pattern Bypass in Exec Allowlist via Linux and macOS","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-53853","status":"final","version":"1","initial_release_date":"2026-06-16T18:05:02.319Z","current_release_date":"2026-06-16T18:44:37.182Z","revision_history":[{"date":"2026-06-16T18:05:02.319Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"OpenClaw before 2026.5.12 contains an argument pattern validation bypass in the exec allowlist that allows attackers to execute disallowed arguments for allowlisted executables on Linux and macOS systems. Attackers can bypass configured argPattern restrictions by directly invoking allowlisted executables with unrestricted arguments, potentially enabling unauthorized file access, network access, or command execution.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-53853 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-53853"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-53853"},{"category":"external","summary":"GitHub Security Advisory (GHSA-v2ww-5rh7-2h5v)","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-v2ww-5rh7-2h5v"},{"category":"external","summary":"VulnCheck Advisory: OpenClaw < 2026.5.12 - Argument Pattern Bypass in Exec Allowlist via Linux and macOS","url":"https://www.vulncheck.com/advisories/openclaw-argument-pattern-bypass-in-exec-allowlist-via-linux-and-macos"}]},"product_tree":{"branches":[{"category":"vendor","name":"OpenClaw","branches":[{"category":"product_name","name":"OpenClaw","branches":[{"category":"product_version_range","name":"<2026.5.12","product":{"name":"OpenClaw OpenClaw <2026.5.12","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"2026.5.12","product":{"name":"OpenClaw OpenClaw 2026.5.12","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-53853","title":"OpenClaw < 2026.5.12 - Argument Pattern Bypass in Exec Allowlist via Linux and macOS","notes":[{"category":"description","text":"OpenClaw before 2026.5.12 contains an argument pattern validation bypass in the exec allowlist that allows attackers to execute disallowed arguments for allowlisted executables on Linux and macOS systems. Attackers can bypass configured argPattern restrictions by directly invoking allowlisted executables with unrestricted arguments, potentially enabling unauthorized file access, network access, or command execution.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"],"fixed":["CSAFPID-2"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","baseScore":7.6,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 2026.5.12.","product_ids":["CSAFPID-1"]}]}]}