{"id":"CVE-2026-32046","aliases":["EUVD-2026-13941","GHSA-43x4-g22p-3hrq","GHSA-q94v-v6m9-jhq9"],"status":"published","title":"OpenClaw \u003c 2026.2.21 - OS-level Sandbox Bypass via --no-sandbox Flag","description":"OpenClaw versions prior to 2026.2.21 contain an improper sandbox configuration vulnerability that allows attackers to execute arbitrary code by exploiting renderer-side vulnerabilities without requiring a sandbox escape. Attackers can leverage the disabled OS-level sandbox protections in the Chromium browser container to achieve code execution on the host system.","severity":{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00306,"percentile":0.23635,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1188","CWE-693"],"published":"2026-03-03T18:10:34Z","modified":"2026-10-28T02:30:27Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.2.21"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.2.21"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.2.21"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-43x4-g22p-3hrq","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/e7eba01efc4c3c400e9cfd3ce3d661cbc788a631","tags":["patch","Patch","fix","web"]},{"url":"https://github.com/openclaw/openclaw/commit/1835dec2004fe7a62c6a7ba46b8485f124ec6199","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-os-level-sandbox-bypass-via-no-sandbox-flag","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32046","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-43x4-g22p-3hrq"},{"url":"https://github.com/advisories/GHSA-q94v-v6m9-jhq9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32046.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-32046","title":"OpenClaw \u003c 2026.2.21 - OS-level Sandbox Bypass via --no-sandbox Flag","description":"OpenClaw versions prior to 2026.2.21 contain an improper sandbox configuration vulnerability that allows attackers to execute arbitrary code by exploiting renderer-side vulnerabilities without requiring a sandbox escape. Attackers can leverage the disabled OS-level sandbox protections in the Chromium browser container to achieve code execution on the host system.","status":"published","published":"2026-03-21T00:42:20.458Z","modified":"2026-06-23T16:14:57.899Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T14:19:57.47301Z"}],"euvd":[{"id":"EUVD-2026-13941","description":"OpenClaw versions prior to 2026.2.21 contain an improper sandbox configuration vulnerability that allows attackers to execute arbitrary code by exploiting renderer-side vulnerabilities without requiring a sandbox escape. Attackers can leverage the disabled OS-level sandbox protections in the Chromium browser container to achieve code execution on the host system.","status":"published","published":"2026-03-21T00:42:20Z","modified":"2026-06-23T16:14:57Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:20:32.273921Z"}],"ghsa":[{"id":"GHSA-43x4-g22p-3hrq","title":"OpenClaw: Chrome --no-sandbox disabled OS-level browser sandbox in sandbox browser container","description":"## Summary\nSandbox browser container launched Chromium with `--no-sandbox` by default, disabling Chromium's OS-level sandbox protections.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm ecosystem)\n- Latest published npm version at triage time (2026-02-21): `2026.2.19-2`\n- Affected range: `\u003c= 2026.2.19-2`\n- Planned patched version for next release: `2026.2.21`\n\n## Impact\nWhen `--no-sandbox` is enabled by default, renderer compromise no longer requires a separate sandbox escape. This weakens container browser isolation and increases impact from renderer-side bugs.\n\n## Resolution\n- Default `--no-sandbox` removed from sandbox browser entrypoint.\n- Explicit opt-in added via `OPENCLAW_BROWSER_NO_SANDBOX` / `CLAWDBOT_BROWSER_NO_SANDBOX`.\n- Browser container hash migration + security audit checks added so stale containers are surfaced and can be recreated safely.\n\n## Fix Commit(s)\n- e7eba01efc4c3c400e9cfd3ce3d661cbc788a631\n- 1835dec2004fe7a62c6a7ba46b8485f124ec6199\n\n## Release Process Note\nThe advisory `patched_versions` field is pre-set to the planned next release (`2026.2.21`). After npm release publication, only advisory publish action should remain.\n\nOpenClaw thanks @TerminalsandCoffee for reporting.","status":"published","published":"2026-03-03T18:10:34Z","modified":"2026-03-30T13:35:14Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T14:39:46.119458Z"},{"id":"GHSA-q94v-v6m9-jhq9","title":"Duplicate Advisory: OpenClaw has an improper sandbox configuration vulnerability","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-43x4-g22p-3hrq. This link is maintained to preserve external references.\n\n## Original Description\nOpenClaw versions prior to 2026.2.21 contain an improper sandbox configuration vulnerability that allows attackers to execute arbitrary code by exploiting renderer-side vulnerabilities without requiring a sandbox escape. Attackers can leverage the disabled OS-level sandbox protections in the Chromium browser container to achieve code execution on the host system.","status":"withdrawn","published":"2026-03-21T03:31:13Z","modified":"2026-03-24T19:04:41Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/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"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T14:39:41.724707Z"}],"nvd":[{"id":"CVE-2026-32046","description":"OpenClaw versions prior to 2026.2.21 contain an improper sandbox configuration vulnerability that allows attackers to execute arbitrary code by exploiting renderer-side vulnerabilities without requiring a sandbox escape. Attackers can leverage the disabled OS-level sandbox protections in the Chromium browser container to achieve code execution on the host system.","status":"published","published":"2026-03-21T01:17:07.313Z","modified":"2026-06-17T10:35:00.63Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/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":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T14:12:10.126802Z"}],"osv":[{"id":"CVE-2026-32046","title":"OpenClaw \u003c 2026.2.21 - OS-level Sandbox Bypass via --no-sandbox Flag","description":"OpenClaw versions prior to 2026.2.21 contain an improper sandbox configuration vulnerability that allows attackers to execute arbitrary code by exploiting renderer-side vulnerabilities without requiring a sandbox escape. Attackers can leverage the disabled OS-level sandbox protections in the Chromium browser container to achieve code execution on the host system.","status":"published","published":"2026-03-21T00:42:20.458Z","modified":"2026-10-28T02:30:27.452655003Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T15:45:01.218144Z"},{"id":"GHSA-43x4-g22p-3hrq","title":"OpenClaw: Chrome --no-sandbox disabled OS-level browser sandbox in sandbox browser container","description":"## Summary\nSandbox browser container launched Chromium with `--no-sandbox` by default, disabling Chromium's OS-level sandbox protections.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm ecosystem)\n- Latest published npm version at triage time (2026-02-21): `2026.2.19-2`\n- Affected range: `\u003c= 2026.2.19-2`\n- Planned patched version for next release: `2026.2.21`\n\n## Impact\nWhen `--no-sandbox` is enabled by default, renderer compromise no longer requires a separate sandbox escape. This weakens container browser isolation and increases impact from renderer-side bugs.\n\n## Resolution\n- Default `--no-sandbox` removed from sandbox browser entrypoint.\n- Explicit opt-in added via `OPENCLAW_BROWSER_NO_SANDBOX` / `CLAWDBOT_BROWSER_NO_SANDBOX`.\n- Browser container hash migration + security audit checks added so stale containers are surfaced and can be recreated safely.\n\n## Fix Commit(s)\n- e7eba01efc4c3c400e9cfd3ce3d661cbc788a631\n- 1835dec2004fe7a62c6a7ba46b8485f124ec6199\n\n## Release Process Note\nThe advisory `patched_versions` field is pre-set to the planned next release (`2026.2.21`). After npm release publication, only advisory publish action should remain.\n\nOpenClaw thanks @TerminalsandCoffee for reporting.","status":"published","published":"2026-03-03T18:10:34Z","modified":"2026-03-30T13:56:22.230179Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T15:46:36.434231Z"},{"id":"GHSA-q94v-v6m9-jhq9","title":"Duplicate Advisory: OpenClaw has an improper sandbox configuration vulnerability","description":"## Duplicate Advisory\n\nThis advisory has been withdrawn because it is a duplicate of GHSA-43x4-g22p-3hrq. This link is maintained to preserve external references.\n\n## Original Description\nOpenClaw versions prior to 2026.2.21 contain an improper sandbox configuration vulnerability that allows attackers to execute arbitrary code by exploiting renderer-side vulnerabilities without requiring a sandbox escape. Attackers can leverage the disabled OS-level sandbox protections in the Chromium browser container to achieve code execution on the host system.","status":"withdrawn","published":"2026-03-21T03:31:13Z","modified":"2026-03-24T19:16:35.038667Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/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"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T15:46:54.40888Z"}]}}