{"id":"CVE-2026-43578","aliases":["EUVD-2026-28168","GHSA-g375-h3v6-4873","GHSA-mw7v-rxqg-f85m"],"status":"published","title":"OpenClaw 2026.3.31 \u003c 2026.4.10 - Privilege Escalation via Missed Async Exec Completion Events in Heartbeat Owner Downgrade","description":"OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged context than intended.","severity":{"version":"4.0","score":9.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00288,"percentile":0.21572,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-184","CWE-269"],"published":"2026-04-17T21:48:57Z","modified":"2026-10-28T02:31:07Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.4.10"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2026.3.31"},{"fixed":"2026.4.10"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"2026.3.31"},{"fixed":"2026.4.10"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-g375-h3v6-4873","tags":["vendor-advisory","Mitigation","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/19a2e9ddb5a8a494abcba812bb11f51075026a27","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-privilege-escalation-via-missed-async-exec-completion-events-in-heartbeat-owner-downgrade","tags":["third-party-advisory","Third Party Advisory","advisory"]},{"url":"https://github.com/openclaw/openclaw/pull/64376","tags":["web"]},{"url":"https://github.com/advisories/GHSA-g375-h3v6-4873"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43578","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-mw7v-rxqg-f85m"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43578.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-43578","title":"OpenClaw 2026.3.31 \u003c 2026.4.10 - Privilege Escalation via Missed Async Exec Completion Events in Heartbeat Owner Downgrade","description":"OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged context than intended.","status":"published","published":"2026-05-06T19:49:21.819Z","modified":"2026-05-07T14:59:33.899Z","cvss":[{"version":"4.0","score":9.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T13:37:36.275898Z"}],"euvd":[{"id":"EUVD-2026-28168","description":"OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged context than intended.","status":"published","published":"2026-05-06T19:49:21Z","modified":"2026-05-07T14:59:33Z","cvss":[{"version":"4.0","score":9.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T19:05:14.902845Z"}],"ghsa":[{"id":"GHSA-g375-h3v6-4873","title":"OpenClaw: Heartbeat owner downgrade missed local async exec completion events","description":"## Summary\n\nHeartbeat owner downgrade missed local async exec completion events.\n\n## Affected Packages / Versions\n\n- Package: `openclaw`\n- Ecosystem: npm\n- Affected versions: `\u003e= 2026.3.31 \u003c 2026.4.10`\n- Patched versions: `\u003e= 2026.4.10`\n\n## Impact\n\nLocal background exec completion text could be missed by heartbeat owner-downgrade detection, leaving a run in a more privileged context than intended after untrusted completion content.\n\n## Technical Details\n\nThe fix expands exec-completion detection to local background exec formats and adds targeted tests.\n\n## Fix\n\nThe issue was fixed in #64376. The first stable tag containing the fix is `v2026.4.10`, and `openclaw@2026.4.14` includes the fix.\n\n## Fix Commit(s)\n\n- `19a2e9ddb5a8a494abcba812bb11f51075026a27`\n- PR: #64376\n\n## Release Process Note\n\nUsers should upgrade to `openclaw` 2026.4.10 or newer. The latest npm release, `2026.4.14`, already includes the fix.\n\n## Credits\n\nThanks to @zsxsoft, with sponsorship from @KeenSecurityLab and @qclawer for reporting this issue.","status":"published","published":"2026-04-17T21:48:57Z","modified":"2026-04-17T21:49:00Z","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:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:39:55.105822Z"},{"id":"GHSA-mw7v-rxqg-f85m","title":"OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where...","description":"OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged context than intended.","status":"published","published":"2026-05-06T21:31:42Z","modified":"2026-05-06T21:31:51Z","cvss":[{"version":"4.0","score":9.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/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":"critical"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T15:07:55.830667Z"}],"nvd":[{"id":"CVE-2026-43578","description":"OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged context than intended.","status":"published","published":"2026-05-06T20:16:33.51Z","modified":"2026-06-17T10:49:53.94Z","cvss":[{"version":"4.0","score":9.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/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":"critical","assessor":"secondary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T14:12:17.418622Z"}],"osv":[{"id":"CVE-2026-43578","title":"OpenClaw 2026.3.31 \u003c 2026.4.10 - Privilege Escalation via Missed Async Exec Completion Events in Heartbeat Owner Downgrade","description":"OpenClaw versions 2026.3.31 before 2026.4.10 contain a privilege escalation vulnerability where heartbeat owner downgrade detection misses local background async exec completion events. Attackers can exploit this by providing untrusted completion content to leave a run in a more privileged context than intended.","status":"published","published":"2026-05-06T19:49:21.819Z","modified":"2026-10-28T02:31:07.204045135Z","cvss":[{"version":"4.0","score":9.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"critical"}],"cwes":["CWE-184"],"updated_at":"2026-11-02T15:45:04.820169Z"},{"id":"GHSA-g375-h3v6-4873","title":"OpenClaw: Heartbeat owner downgrade missed local async exec completion events","description":"## Summary\n\nHeartbeat owner downgrade missed local async exec completion events.\n\n## Affected Packages / Versions\n\n- Package: `openclaw`\n- Ecosystem: npm\n- Affected versions: `\u003e= 2026.3.31 \u003c 2026.4.10`\n- Patched versions: `\u003e= 2026.4.10`\n\n## Impact\n\nLocal background exec completion text could be missed by heartbeat owner-downgrade detection, leaving a run in a more privileged context than intended after untrusted completion content.\n\n## Technical Details\n\nThe fix expands exec-completion detection to local background exec formats and adds targeted tests.\n\n## Fix\n\nThe issue was fixed in #64376. The first stable tag containing the fix is `v2026.4.10`, and `openclaw@2026.4.14` includes the fix.\n\n## Fix Commit(s)\n\n- `19a2e9ddb5a8a494abcba812bb11f51075026a27`\n- PR: #64376\n\n## Release Process Note\n\nUsers should upgrade to `openclaw` 2026.4.10 or newer. The latest npm release, `2026.4.14`, already includes the fix.\n\n## Credits\n\nThanks to @zsxsoft, with sponsorship from @KeenSecurityLab and @qclawer for reporting this issue.","status":"published","published":"2026-04-17T21:48:57Z","modified":"2026-07-08T08:12:46.840097089Z","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:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T15:46:47.119724Z"}]}}