{"id":"CVE-2026-31994","aliases":["EUVD-2026-13027","GHSA-mqr9-vqhq-3jxw"],"status":"published","title":"OpenClaw \u003c 2026.2.19 - Local Command Injection via Unsafe cmd Argument Handling in Windows Scheduled Task Script Generation","description":"OpenClaw versions prior to 2026.2.19 contain a local command injection vulnerability in Windows scheduled task script generation due to unsafe handling of cmd metacharacters and expansion-sensitive characters in gateway.cmd files. Local attackers with control over service script generation arguments can inject arbitrary commands by providing metacharacter-only values or CR/LF sequences that execute unintended code in the scheduled task context.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00607,"percentile":0.49491,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-116","CWE-78"],"published":"2026-03-03T21:37:29Z","modified":"2026-10-28T02:31:07Z","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-mqr9-vqhq-3jxw","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/280c6b117b2f0e24f398e5219048cd4cc3b82396","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-local-command-injection-via-unsafe-cmd-argument-handling-in-windows-scheduled-task","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31994","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-mqr9-vqhq-3jxw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31994.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-31994","title":"OpenClaw \u003c 2026.2.19 - Local Command Injection via Unsafe cmd Argument Handling in Windows Scheduled Task Script Generation","description":"OpenClaw versions prior to 2026.2.19 contain a local command injection vulnerability in Windows scheduled task script generation due to unsafe handling of cmd metacharacters and expansion-sensitive characters in gateway.cmd files. Local attackers with control over service script generation arguments can inject arbitrary commands by providing metacharacter-only values or CR/LF sequences that execute unintended code in the scheduled task context.","status":"published","published":"2026-03-19T01:00:52.737Z","modified":"2026-06-23T16:14:22.64Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:19:51.277563Z"}],"euvd":[{"id":"EUVD-2026-13027","description":"OpenClaw versions prior to 2026.2.19 contain a local command injection vulnerability in Windows scheduled task script generation due to unsafe handling of cmd metacharacters and expansion-sensitive characters in gateway.cmd files. Local attackers with control over service script generation arguments can inject arbitrary commands by providing metacharacter-only values or CR/LF sequences that execute unintended code in the scheduled task context.","status":"published","published":"2026-03-19T01:00:52Z","modified":"2026-06-23T16:14:22Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:20:32.768333Z"}],"ghsa":[{"id":"GHSA-mqr9-vqhq-3jxw","title":"OpenClaw Windows Scheduled Task script generation allowed local command injection via unsafe cmd argument handling","description":"### Summary\nOpenClaw Windows Scheduled Task script generation allowed unsafe argument handling in generated `gateway.cmd` files. In vulnerable versions, cmd metacharacter-only values could be emitted without safe quoting/escaping, which could lead to unintended command execution when the scheduled task runs.\n\n### Details\nThe issue affected Windows daemon startup script generation in `src/daemon/schtasks.ts`.\n\nVulnerable behavior included:\n- Incomplete cmd argument quoting for metacharacter-only values.\n- Incomplete handling of cmd expansion-sensitive characters in script arguments.\n- Missing CR/LF guards for script-rendered fields.\n\nThe fix hardens Windows script generation by:\n- Separating schtasks argument quoting from batch script argument quoting.\n- Quoting cmd metacharacter arguments and escaping `%` / `!` expansion cases.\n- Rejecting CR/LF in command arguments, task descriptions, and rendered environment assignments.\n- Adding regression tests for metacharacter and line-break injection paths.\n\n### Impact\nThis issue is local to Windows deployments and requires control over values that feed service script generation (for example install-time/runtime arguments or environment-derived values). It can result in unintended command execution in the scheduled task context.\n\n### Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Vulnerable versions: `\u003c= 2026.2.17`\n- Patched version: `\u003e= 2026.2.19` (planned next npm release)\n- Latest published npm version at update time (2026-02-19): `2026.2.17`\n\n### Fix Commit(s)\n- `280c6b117b2f0e24f398e5219048cd4cc3b82396`\n\nOpenClaw thanks @tdjackey for reporting.","status":"published","published":"2026-03-03T21:37:29Z","modified":"2026-03-19T21:24:34Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T14:39:38.524712Z"}],"nvd":[{"id":"CVE-2026-31994","description":"OpenClaw versions prior to 2026.2.19 contain a local command injection vulnerability in Windows scheduled task script generation due to unsafe handling of cmd metacharacters and expansion-sensitive characters in gateway.cmd files. Local attackers with control over service script generation arguments can inject arbitrary commands by providing metacharacter-only values or CR/LF sequences that execute unintended code in the scheduled task context.","status":"published","published":"2026-03-19T02:16:04.493Z","modified":"2026-06-17T10:34:53.957Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/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/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:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:12:09.735529Z"}],"osv":[{"id":"CVE-2026-31994","title":"OpenClaw \u003c 2026.2.19 - Local Command Injection via Unsafe cmd Argument Handling in Windows Scheduled Task Script Generation","description":"OpenClaw versions prior to 2026.2.19 contain a local command injection vulnerability in Windows scheduled task script generation due to unsafe handling of cmd metacharacters and expansion-sensitive characters in gateway.cmd files. Local attackers with control over service script generation arguments can inject arbitrary commands by providing metacharacter-only values or CR/LF sequences that execute unintended code in the scheduled task context.","status":"published","published":"2026-03-19T01:00:52.737Z","modified":"2026-10-28T02:31:07.831914303Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:45:01.218144Z"},{"id":"GHSA-mqr9-vqhq-3jxw","title":"OpenClaw Windows Scheduled Task script generation allowed local command injection via unsafe cmd argument handling","description":"### Summary\nOpenClaw Windows Scheduled Task script generation allowed unsafe argument handling in generated `gateway.cmd` files. In vulnerable versions, cmd metacharacter-only values could be emitted without safe quoting/escaping, which could lead to unintended command execution when the scheduled task runs.\n\n### Details\nThe issue affected Windows daemon startup script generation in `src/daemon/schtasks.ts`.\n\nVulnerable behavior included:\n- Incomplete cmd argument quoting for metacharacter-only values.\n- Incomplete handling of cmd expansion-sensitive characters in script arguments.\n- Missing CR/LF guards for script-rendered fields.\n\nThe fix hardens Windows script generation by:\n- Separating schtasks argument quoting from batch script argument quoting.\n- Quoting cmd metacharacter arguments and escaping `%` / `!` expansion cases.\n- Rejecting CR/LF in command arguments, task descriptions, and rendered environment assignments.\n- Adding regression tests for metacharacter and line-break injection paths.\n\n### Impact\nThis issue is local to Windows deployments and requires control over values that feed service script generation (for example install-time/runtime arguments or environment-derived values). It can result in unintended command execution in the scheduled task context.\n\n### Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Vulnerable versions: `\u003c= 2026.2.17`\n- Patched version: `\u003e= 2026.2.19` (planned next npm release)\n- Latest published npm version at update time (2026-02-19): `2026.2.17`\n\n### Fix Commit(s)\n- `280c6b117b2f0e24f398e5219048cd4cc3b82396`\n\nOpenClaw thanks @tdjackey for reporting.","status":"published","published":"2026-03-03T21:37:29Z","modified":"2026-03-19T21:41:21.015671Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-116"],"updated_at":"2026-11-02T15:46:52.170928Z"}]}}