{"id":"CVE-2026-40045","aliases":["EUVD-2026-23995","GHSA-83f3-hh45-vfw9"],"status":"published","title":"OpenClaw \u003c 2026.4.2 - Cleartext Credential Transmission via Unencrypted WebSocket Gateway Endpoints","description":"OpenClaw before 2026.4.2 accepts non-loopback cleartext ws:// gateway endpoints and transmits stored gateway credentials over unencrypted connections. Attackers can forge discovery results or craft setup codes to redirect clients to malicious endpoints, disclosing plaintext gateway credentials.","severity":{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00116,"percentile":0.01616,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200","CWE-319"],"published":"2026-04-07T18:16:06Z","modified":"2026-11-11T02:50:49Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.4.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2026.4.1"},{"fixed":"2026.4.2"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.4.2"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-83f3-hh45-vfw9","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/a941a4fef9bc43b2973c92d0dcff5b8a426210c5","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-cleartext-credential-transmission-via-unencrypted-websocket-gateway-endpoints","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40045","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-83f3-hh45-vfw9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40045.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-40045","title":"OpenClaw \u003c 2026.4.2 - Cleartext Credential Transmission via Unencrypted WebSocket Gateway Endpoints","description":"OpenClaw before 2026.4.2 accepts non-loopback cleartext ws:// gateway endpoints and transmits stored gateway credentials over unencrypted connections. Attackers can forge discovery results or craft setup codes to redirect clients to malicious endpoints, disclosing plaintext gateway credentials.","status":"published","published":"2026-04-20T23:08:07.952Z","modified":"2026-04-21T13:37:43.951Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T13:43:22.599321Z"}],"euvd":[{"id":"EUVD-2026-23995","description":"OpenClaw before 2026.4.2 accepts non-loopback cleartext ws:// gateway endpoints and transmits stored gateway credentials over unencrypted connections. Attackers can forge discovery results or craft setup codes to redirect clients to malicious endpoints, disclosing plaintext gateway credentials.","status":"published","published":"2026-04-20T23:08:07Z","modified":"2026-04-21T13:37:43Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:24:22.012341Z"}],"ghsa":[{"id":"GHSA-83f3-hh45-vfw9","title":"OpenClaw: Android accepted cleartext remote gateway endpoints and sent stored credentials over ws://","description":"## Summary\n\nBefore OpenClaw 2026.4.2, Android accepted non-loopback cleartext `ws://` gateway endpoints and would send stored gateway credentials over that connection. Discovery beacons or setup codes could therefore steer the client onto a cleartext remote endpoint.\n\n## Impact\n\nA user who followed a forged discovery result or scanned a crafted setup code could disclose stored gateway credentials to an attacker-controlled endpoint in plaintext. This was a transport-security bug in the Android gateway client.\n\n## Affected Packages / Versions\n\n- Package: `openclaw` (npm)\n- Affected versions: `\u003c= 2026.4.1`\n- Patched versions: `\u003e= 2026.4.2`\n- Latest published npm version: `2026.4.1`\n\n## Fix Commit(s)\n\n- `a941a4fef9bc43b2973c92d0dcff5b8a426210c5` — require TLS for remote Android gateway endpoints\n\n## Release Process Note\n\nThe fix is present on `main` and is staged for OpenClaw `2026.4.2`. Publish this advisory after the `2026.4.2` npm release is live.\n\nThanks @zsxsoft for reporting.","status":"published","published":"2026-04-07T18:16:06Z","modified":"2026-04-24T21:04:43Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200","CWE-319"],"updated_at":"2026-11-02T14:39:57.650091Z"}],"nvd":[{"id":"CVE-2026-40045","description":"OpenClaw before 2026.4.2 accepts non-loopback cleartext ws:// gateway endpoints and transmits stored gateway credentials over unencrypted connections. Attackers can forge discovery results or craft setup codes to redirect clients to malicious endpoints, disclosing plaintext gateway credentials.","status":"published","published":"2026-04-21T00:16:29.3Z","modified":"2026-06-17T10:44:39.79Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/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":5.7,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T14:12:15.120927Z"}],"osv":[{"id":"CVE-2026-40045","title":"OpenClaw \u003c 2026.4.2 - Cleartext Credential Transmission via Unencrypted WebSocket Gateway Endpoints","description":"OpenClaw before 2026.4.2 accepts non-loopback cleartext ws:// gateway endpoints and transmits stored gateway credentials over unencrypted connections. Attackers can forge discovery results or craft setup codes to redirect clients to malicious endpoints, disclosing plaintext gateway credentials.","status":"published","published":"2026-04-20T23:08:07.952Z","modified":"2026-11-11T10:30:29.518349889Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-319"],"updated_at":"2026-11-11T03:21:13.402158Z"},{"id":"GHSA-83f3-hh45-vfw9","title":"OpenClaw: Android accepted cleartext remote gateway endpoints and sent stored credentials over ws://","description":"## Summary\n\nBefore OpenClaw 2026.4.2, Android accepted non-loopback cleartext `ws://` gateway endpoints and would send stored gateway credentials over that connection. Discovery beacons or setup codes could therefore steer the client onto a cleartext remote endpoint.\n\n## Impact\n\nA user who followed a forged discovery result or scanned a crafted setup code could disclose stored gateway credentials to an attacker-controlled endpoint in plaintext. This was a transport-security bug in the Android gateway client.\n\n## Affected Packages / Versions\n\n- Package: `openclaw` (npm)\n- Affected versions: `\u003c= 2026.4.1`\n- Patched versions: `\u003e= 2026.4.2`\n- Latest published npm version: `2026.4.1`\n\n## Fix Commit(s)\n\n- `a941a4fef9bc43b2973c92d0dcff5b8a426210c5` — require TLS for remote Android gateway endpoints\n\n## Release Process Note\n\nThe fix is present on `main` and is staged for OpenClaw `2026.4.2`. Publish this advisory after the `2026.4.2` npm release is live.\n\nThanks @zsxsoft for reporting.","status":"published","published":"2026-04-07T18:16:06Z","modified":"2026-05-05T16:03:59.909741Z","cvss":[{"version":"3.1","score":5.7,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"},{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-200","CWE-319"],"updated_at":"2026-11-02T15:46:41.732368Z"}]}}