{"id":"CVE-2026-32017","aliases":["EUVD-2026-13283","GHSA-3x3x-h76w-hp98"],"status":"published","title":"OpenClaw \u003c 2026.2.19 - Arbitrary File Write via Short-Option Bypass in exec Allowlist","description":"OpenClaw versions prior to 2026.2.19 contain an allowlist bypass vulnerability in the exec safeBins policy that allows attackers to write arbitrary files using short-option payloads. Attackers can bypass argument validation by attaching short options like -o to whitelisted binaries, enabling unauthorized file-write operations that should be denied by safeBins checks.","severity":{"version":"4.0","score":6,"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00274,"percentile":0.19962,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-184"],"published":"2026-03-03T21:48:29Z","modified":"2026-10-28T02:30:46Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.2.19"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.2.19"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.2.19"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-3x3x-h76w-hp98","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/cfe8457a0f4aae5324daec261d3b0aad1461a4bc","tags":["patch","Patch","fix","web"]},{"url":"https://github.com/openclaw/openclaw/commit/bafdbb6f112409a65decd3d4e7350fbd637c7754","tags":["patch","Patch","fix","web"]},{"url":"https://github.com/openclaw/openclaw/commit/fec48a5006eab37c6a5821726ccaeec886486b13","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-short-option-bypass-in-exec-allowlist","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32017","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3x3x-h76w-hp98"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32017.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-32017","title":"OpenClaw \u003c 2026.2.19 - Arbitrary File Write via Short-Option Bypass in exec Allowlist","description":"OpenClaw versions prior to 2026.2.19 contain an allowlist bypass vulnerability in the exec safeBins policy that allows attackers to write arbitrary files using short-option payloads. Attackers can bypass argument validation by attaching short options like -o to whitelisted binaries, enabling unauthorized file-write operations that should be denied by safeBins checks.","status":"published","published":"2026-03-19T22:06:54.776Z","modified":"2026-06-23T16:14:37.86Z","cvss":[{"version":"4.0","score":6,"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","level":"medium","assessor":"cna"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T14:19:57.47301Z"}],"euvd":[{"id":"EUVD-2026-13283","description":"OpenClaw versions prior to 2026.2.19 contain an allowlist bypass vulnerability in the exec safeBins policy that allows attackers to write arbitrary files using short-option payloads. Attackers can bypass argument validation by attaching short options like -o to whitelisted binaries, enabling unauthorized file-write operations that should be denied by safeBins checks.","status":"published","published":"2026-03-19T22:06:54Z","modified":"2026-06-23T16:14:37Z","cvss":[{"version":"4.0","score":6,"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","level":"medium"}],"updated_at":"2026-11-02T18:20:32.273921Z"}],"ghsa":[{"id":"GHSA-3x3x-h76w-hp98","title":"OpenClaw exec allowlist safeBins short-option bypass could permit arbitrary file write","description":"### Summary\nOpenClaw `exec` allowlist/safeBins policy could be bypassed with attached short-option payloads (for example `sort -o/tmp/poc`), enabling file-write operations while still satisfying safeBins checks.\n\n### Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected versions: `\u003c= 2026.2.17`\n- Latest published vulnerable version: `2026.2.17`\n- Patched in: `2026.2.19`\n\n### Impact\nWhen `tools.exec.security=allowlist` and `tools.exec.safeBins` included affected binaries, attached short-option payloads could bypass safeBins argument validation and permit file-write behavior that should have been denied.\n\n### Fix Commit(s)\n- cfe8457a0f4aae5324daec261d3b0aad1461a4bc\n- bafdbb6f112409a65decd3d4e7350fbd637c7754\n- fec48a5006eab37c6a5821726ccaeec886486b13\n\nOpenClaw thanks @FailButWin and @Redgrave961 for reporting.","status":"published","published":"2026-03-03T21:48:29Z","modified":"2026-03-30T13:47:26Z","cvss":[{"version":"4.0","score":6,"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","level":"medium"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","level":"high"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T14:39:46.119458Z"}],"nvd":[{"id":"CVE-2026-32017","description":"OpenClaw versions prior to 2026.2.19 contain an allowlist bypass vulnerability in the exec safeBins policy that allows attackers to write arbitrary files using short-option payloads. Attackers can bypass argument validation by attaching short options like -o to whitelisted binaries, enabling unauthorized file-write operations that should be denied by safeBins checks.","status":"published","published":"2026-03-19T22:16:35.237Z","modified":"2026-06-17T10:34:56.83Z","cvss":[{"version":"4.0","score":6,"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T14:12:09.735529Z"}],"osv":[{"id":"CVE-2026-32017","title":"OpenClaw \u003c 2026.2.19 - Arbitrary File Write via Short-Option Bypass in exec Allowlist","description":"OpenClaw versions prior to 2026.2.19 contain an allowlist bypass vulnerability in the exec safeBins policy that allows attackers to write arbitrary files using short-option payloads. Attackers can bypass argument validation by attaching short options like -o to whitelisted binaries, enabling unauthorized file-write operations that should be denied by safeBins checks.","status":"published","published":"2026-03-19T22:06:54.776Z","modified":"2026-10-28T02:30:46.488824194Z","cvss":[{"version":"4.0","score":6,"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","level":"medium"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T15:45:01.218144Z"},{"id":"GHSA-3x3x-h76w-hp98","title":"OpenClaw exec allowlist safeBins short-option bypass could permit arbitrary file write","description":"### Summary\nOpenClaw `exec` allowlist/safeBins policy could be bypassed with attached short-option payloads (for example `sort -o/tmp/poc`), enabling file-write operations while still satisfying safeBins checks.\n\n### Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected versions: `\u003c= 2026.2.17`\n- Latest published vulnerable version: `2026.2.17`\n- Patched in: `2026.2.19`\n\n### Impact\nWhen `tools.exec.security=allowlist` and `tools.exec.safeBins` included affected binaries, attached short-option payloads could bypass safeBins argument validation and permit file-write behavior that should have been denied.\n\n### Fix Commit(s)\n- cfe8457a0f4aae5324daec261d3b0aad1461a4bc\n- bafdbb6f112409a65decd3d4e7350fbd637c7754\n- fec48a5006eab37c6a5821726ccaeec886486b13\n\nOpenClaw thanks @FailButWin and @Redgrave961 for reporting.","status":"published","published":"2026-03-03T21:48:29Z","modified":"2026-03-30T14:06:56.848291Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","level":"high"},{"version":"4.0","score":6,"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","level":"medium"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T15:46:36.092962Z"}]}}