{"id":"CVE-2026-28460","state":"PUBLISHED","title":"OpenClaw < 2026.2.22 - Allowlist Bypass via Shell Line-Continuation Command Substitution in system.run","description":"OpenClaw versions prior to 2026.2.22 contain an allowlist bypass vulnerability in system.run that allows attackers to execute non-allowlisted commands by splitting command substitution using shell line-continuation characters. Attackers can bypass security analysis by injecting $\\\\ followed by a newline and opening parenthesis inside double quotes, causing the shell to fold the line continuation into executable command substitution that circumvents approval boundaries.","publishedAt":"2026-03-19T01:00:46.135Z","updatedAt":"2026-06-23T16:14:13.053Z","severity":{"score":6,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["OpenClaw OpenClaw"],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.2.22","versionType":"semver"}]}],"references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-9868-vxmx-w862","https://github.com/openclaw/openclaw/commit/3f0b9dbb36c86e308267924c0d3d4a4e1fc4d1e9","https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-shell-line-continuation-command-substitution-in-system-run"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/28xxx/CVE-2026-28460.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-28460","state":"PUBLISHED","datePublished":"2026-03-19T01:00:46.135Z","dateUpdated":"2026-06-23T16:14:13.053Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-02-27T19:18:07.826Z"},"containers":{"cna":{"title":"OpenClaw < 2026.2.22 - Allowlist Bypass via Shell Line-Continuation Command Substitution in system.run","descriptions":[{"lang":"en","value":"OpenClaw versions prior to 2026.2.22 contain an allowlist bypass vulnerability in system.run that allows attackers to execute non-allowlisted commands by splitting command substitution using shell line-continuation characters. Attackers can bypass security analysis by injecting $\\\\ followed by a newline and opening parenthesis inside double quotes, causing the shell to fold the line continuation into executable command substitution that circumvents approval boundaries."}],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.2.22","versionType":"semver"}]}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-9868-vxmx-w862","name":"GitHub Security Advisory (GHSA-9868-vxmx-w862)","tags":["vendor-advisory"]},{"url":"https://github.com/openclaw/openclaw/commit/3f0b9dbb36c86e308267924c0d3d4a4e1fc4d1e9","name":"Patch Commit","tags":["patch"]},{"url":"https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-shell-line-continuation-command-substitution-in-system-run","name":"VulnCheck Advisory: OpenClaw < 2026.2.22 - Allowlist Bypass via Shell Line-Continuation Command Substitution in system.run","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"LOW","baseSeverity":"HIGH","baseScore":7.1,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CWE-78)","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-06-23T16:14:13.053Z"},"datePublic":"2026-02-23T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*","versionEndExcluding":"2026.2.22"}]}]}],"tags":["x_open-source"],"credits":[{"lang":"en","value":"tdjackey","type":"reporter"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-19T15:23:00.491030Z","id":"CVE-2026-28460","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-19T15:26:25.698Z"}}]}}}