{"id":"CVE-2026-101880","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-101880","generatedAt":"2026-10-27T23:45:28.116Z","title":"OpenClaw Windows Node before 2026.7.1 contains an incorrect authorization vulnerability in the system.run exec-approval policy where ExecShellWrapperParser fails to split commands on pipe operators or extract command substitutions.","description":"OpenClaw Windows Node before 2026.7.1 contains an incorrect authorization vulnerability in the system.run exec-approval policy where ExecShellWrapperParser fails to split commands on pipe operators or extract command substitutions. Connected gateways or agents can bypass approval rules by placing denied commands behind allowed prefixes using pipe operators or command substitution syntax, achieving arbitrary command execution on Windows hosts.","published":"2026-09-30T20:17:19.000Z","lastModified":"2026-10-01T02:20:30.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.7,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-863"],"affected":[],"epss":{"score":0.00685,"percentile":0.52327,"date":"2026-10-26","history":[{"date":"2026-10-01","score":0.0082,"percentile":0.55682}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-30T20:17:19.000Z","detail":{"score":"8.7","severity":"HIGH","publishedAt":"2026-09-30T20:17:18.857Z"},"summary":"New CVE, high severity (CVSS 8.7)."}],"references":[{"url":"https://github.com/openclaw/openclaw-windows-node/blob/v0.6.12/src/OpenClaw.Shared/ExecShellWrapperParser.cs#L253","source":"disclosure@vulncheck.com"},{"url":"https://github.com/openclaw/openclaw-windows-node/commit/2077aa3e7159101bddcee2f4efcb9d604a81619e","source":"disclosure@vulncheck.com"},{"url":"https://github.com/openclaw/openclaw-windows-node/releases/tag/v2026.7.1","source":"disclosure@vulncheck.com"},{"url":"https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-r3x2-vf2f-vvj8","source":"disclosure@vulncheck.com"},{"url":"https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-vg38-vjq2-vgvh","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/openclaw-windows-node-before-2026.7.1-authorization-bypass","source":"disclosure@vulncheck.com"},{"url":"https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-r3x2-vf2f-vvj8","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-101880","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}