{"id":"CVE-2026-41346","aliases":["EUVD-2026-25330","GHSA-mf69-r24q-ghhr","GHSA-wwfp-w96m-c6x8"],"status":"published","title":"OpenClaw 2026.2.26 \u003c 2026.3.31 - Denial of Service via Improper Pending Pairing Request Cap Enforcement","description":"OpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00417,"percentile":0.36333,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-799"],"published":"2026-04-07T18:14:44Z","modified":"2026-10-28T02:30:56Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.3.31"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2026.2.26"},{"fixed":"2026.3.31"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"2026.2.26"},{"fixed":"2026.3.31"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-wwfp-w96m-c6x8","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/9bc1f896c8cd325dd4761681e9bdb8c425f69785","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-improper-pending-pairing-request-cap-enforcement","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41346","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-mf69-r24q-ghhr"},{"url":"https://github.com/advisories/GHSA-wwfp-w96m-c6x8"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41346.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-41346","title":"OpenClaw 2026.2.26 \u003c 2026.3.31 - Denial of Service via Improper Pending Pairing Request Cap Enforcement","description":"OpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.","status":"published","published":"2026-04-23T21:58:05.227Z","modified":"2026-04-24T16:39:00.293Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-799"],"updated_at":"2026-11-02T13:41:19.694734Z"}],"euvd":[{"id":"EUVD-2026-25330","description":"OpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.","status":"published","published":"2026-04-23T21:58:05Z","modified":"2026-04-24T16:39:00Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:24:18.224827Z"}],"ghsa":[{"id":"GHSA-mf69-r24q-ghhr","title":"Duplicate Advisory: OpenClaw: Pairing pending-request caps were enforced per channel instead of per account","description":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-wwfp-w96m-c6x8. This link is maintained to preserve external references.\n\n### Original Description\nOpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.","status":"withdrawn","published":"2026-04-24T00:31:51Z","modified":"2026-05-04T21:59:20Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"},{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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-799"],"updated_at":"2026-11-02T14:40:00.970271Z"},{"id":"GHSA-wwfp-w96m-c6x8","title":"OpenClaw: Pairing pending-request caps were enforced per channel instead of per account","description":"## Summary\n\nBefore OpenClaw 2026.3.31, pending pairing-request caps were enforced per channel file instead of per account. On multi-account channel setups, requests from other accounts could fill the shared pending window and block new pairing challenges on an unaffected account.\n\n## Impact\n\nThis issue could deny new pairing or onboarding on another account until an existing request was approved or expired. It was an availability-only bug; it did not allow cross-account approval, data access, or authorization bypass.\n\n## Affected Packages / Versions\n\n- Package: `openclaw` (npm)\n- Affected versions: `\u003e= 2026.2.26, \u003c 2026.3.31`\n- Patched versions: `\u003e= 2026.3.31`\n- Latest published npm version: `2026.4.1`\n\n## Fix Commit(s)\n\n- `9bc1f896c8cd325dd4761681e9bdb8c425f69785` — scope pending request caps per account\n\n## Release Process Note\n\nThe fix shipped in OpenClaw `2026.3.31` on March 31, 2026. The current published npm release `2026.4.1` from April 1, 2026 also contains the fix.\n\nThanks @smaeljaish771 for reporting.","status":"published","published":"2026-04-07T18:14:44Z","modified":"2026-05-06T23:25:02Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-799"],"updated_at":"2026-11-02T14:40:02.883746Z"}],"nvd":[{"id":"CVE-2026-41346","description":"OpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.","status":"published","published":"2026-04-23T22:16:41.313Z","modified":"2026-06-17T10:46:33.217Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-799"],"updated_at":"2026-11-02T14:12:15.867234Z"}],"osv":[{"id":"CVE-2026-41346","title":"OpenClaw 2026.2.26 \u003c 2026.3.31 - Denial of Service via Improper Pending Pairing Request Cap Enforcement","description":"OpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.","status":"published","published":"2026-04-23T21:58:05.227Z","modified":"2026-10-28T02:30:56.8083112Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-799"],"updated_at":"2026-11-02T15:45:03.764807Z"},{"id":"GHSA-mf69-r24q-ghhr","title":"Duplicate Advisory: OpenClaw: Pairing pending-request caps were enforced per channel instead of per account","description":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-wwfp-w96m-c6x8. This link is maintained to preserve external references.\n\n### Original Description\nOpenClaw 2026.2.26 before 2026.3.31 enforces pending pairing-request caps per channel file instead of per account, allowing attackers to exhaust the shared pending window. Remote attackers can submit pairing requests from other accounts to block new pairing challenges on unaffected accounts, causing denial of service.","status":"withdrawn","published":"2026-04-24T00:31:51Z","modified":"2026-05-05T16:08:35.427602Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"},{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/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-799"],"updated_at":"2026-11-02T15:46:51.811331Z"},{"id":"GHSA-wwfp-w96m-c6x8","title":"OpenClaw: Pairing pending-request caps were enforced per channel instead of per account","description":"## Summary\n\nBefore OpenClaw 2026.3.31, pending pairing-request caps were enforced per channel file instead of per account. On multi-account channel setups, requests from other accounts could fill the shared pending window and block new pairing challenges on an unaffected account.\n\n## Impact\n\nThis issue could deny new pairing or onboarding on another account until an existing request was approved or expired. It was an availability-only bug; it did not allow cross-account approval, data access, or authorization bypass.\n\n## Affected Packages / Versions\n\n- Package: `openclaw` (npm)\n- Affected versions: `\u003e= 2026.2.26, \u003c 2026.3.31`\n- Patched versions: `\u003e= 2026.3.31`\n- Latest published npm version: `2026.4.1`\n\n## Fix Commit(s)\n\n- `9bc1f896c8cd325dd4761681e9bdb8c425f69785` — scope pending request caps per account\n\n## Release Process Note\n\nThe fix shipped in OpenClaw `2026.3.31` on March 31, 2026. The current published npm release `2026.4.1` from April 1, 2026 also contains the fix.\n\nThanks @smaeljaish771 for reporting.","status":"published","published":"2026-04-07T18:14:44Z","modified":"2026-05-06T23:41:28.336378Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"},{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-799"],"updated_at":"2026-11-02T15:46:59.131095Z"}]}}