{"id":"CVE-2026-26316","aliases":["EUVD-2026-8432","GHSA-pchc-86f6-8758"],"status":"published","title":"OpenClaw has BlueBubbles webhook auth bypass via loopback proxy trust","description":"OpenClaw is a personal AI assistant. Prior to 2026.2.13, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled. Version 2026.2.13 contains a patch. Other mitigations include setting a non-empty BlueBubbles webhook password and avoiding deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00363,"percentile":0.30601,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-863"],"published":"2026-02-17T21:33:51Z","modified":"2026-10-28T02:31:00Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.2.13"],"sources":["ghsa","osv"]},{"ecosystem":"npm","package":"@openclaw/bluebubbles","fixed_in":["2026.2.13"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.2.13"}]}]},{"source":"ghsa","ecosystem":"npm","package":"@openclaw/bluebubbles","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.2.13"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.2.13"}]}]},{"source":"osv","ecosystem":"npm","package":"@openclaw/bluebubbles","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.2.13"}]}]}],"products":[{"vendor":"openclaw","product":"@openclaw/bluebubbles"},{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-pchc-86f6-8758","tags":["x_refsource_CONFIRM","Patch","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/743f4b28495cdeb0d5bf76f6ebf4af01f6a02e5a","tags":["x_refsource_MISC","Patch","fix","web"]},{"url":"https://github.com/openclaw/openclaw/commit/f836c385ffc746cb954e8ee409f99d079bfdcd2f","tags":["x_refsource_MISC","Patch","fix","web"]},{"url":"https://github.com/openclaw/openclaw/releases/tag/v2026.2.13","tags":["x_refsource_MISC","Product","Release Notes","web"]},{"url":"https://github.com/openclaw/openclaw/releases/tag/v2026.2.12","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26316","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-pchc-86f6-8758"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26316.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-26316","title":"OpenClaw has BlueBubbles webhook auth bypass via loopback proxy trust","description":"OpenClaw is a personal AI assistant. Prior to 2026.2.13, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled. Version 2026.2.13 contains a patch. Other mitigations include setting a non-empty BlueBubbles webhook password and avoiding deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.","status":"published","published":"2026-02-19T21:28:33.454Z","modified":"2026-02-20T15:41:50.888Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T13:38:20.971157Z"}],"euvd":[{"id":"EUVD-2026-8432","description":"OpenClaw is a personal AI assistant. Prior to 2026.2.13, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled. Version 2026.2.13 contains a patch. Other mitigations include setting a non-empty BlueBubbles webhook password and avoiding deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.","status":"published","published":"2026-02-19T21:28:33Z","modified":"2026-02-20T15:41:50Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T19:48:36.672162Z"}],"ghsa":[{"id":"GHSA-pchc-86f6-8758","title":"OpenClaw BlueBubbles webhook auth bypass via loopback proxy trust","description":"### Summary\n\nIn affected versions, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled.\n\n### Affected Packages / Versions\n\n- npm: `openclaw` `\u003c 2026.2.13`\n- npm: `@openclaw/bluebubbles` `\u003c 2026.2.13`\n\n### Details\n\nIf a deployment exposes the BlueBubbles webhook endpoint through a same-host reverse proxy (or an attacker can reach loopback via SSRF), an unauthenticated party may be able to inject inbound webhook events into the agent pipeline.\n\n### Fix Commit(s)\n\n- f836c385ffc746cb954e8ee409f99d079bfdcd2f\n- 743f4b28495cdeb0d5bf76f6ebf4af01f6a02e5a (defense-in-depth)\n\n### Mitigations\n\n- Set a non-empty BlueBubbles webhook password.\n- Avoid deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.\n\nThanks @MegaManSec (https://joshua.hu) of [AISLE Research Team](https://aisle.com/) for reporting.","status":"published","published":"2026-02-17T21:33:51Z","modified":"2026-02-20T16:44:14Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:39:25.82905Z"}],"nvd":[{"id":"CVE-2026-26316","description":"OpenClaw is a personal AI assistant. Prior to 2026.2.13, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled. Version 2026.2.13 contains a patch. Other mitigations include setting a non-empty BlueBubbles webhook password and avoiding deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.","status":"published","published":"2026-02-19T22:16:47.11Z","modified":"2026-06-17T10:26:04.757Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:06.274729Z"}],"osv":[{"id":"CVE-2026-26316","title":"OpenClaw has BlueBubbles webhook auth bypass via loopback proxy trust","description":"OpenClaw is a personal AI assistant. Prior to 2026.2.13, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled. Version 2026.2.13 contains a patch. Other mitigations include setting a non-empty BlueBubbles webhook password and avoiding deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.","status":"published","published":"2026-02-19T21:28:33.454Z","modified":"2026-10-28T02:31:00.602752529Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:44:59.80315Z"},{"id":"GHSA-pchc-86f6-8758","title":"OpenClaw BlueBubbles webhook auth bypass via loopback proxy trust","description":"### Summary\n\nIn affected versions, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled.\n\n### Affected Packages / Versions\n\n- npm: `openclaw` `\u003c 2026.2.13`\n- npm: `@openclaw/bluebubbles` `\u003c 2026.2.13`\n\n### Details\n\nIf a deployment exposes the BlueBubbles webhook endpoint through a same-host reverse proxy (or an attacker can reach loopback via SSRF), an unauthenticated party may be able to inject inbound webhook events into the agent pipeline.\n\n### Fix Commit(s)\n\n- f836c385ffc746cb954e8ee409f99d079bfdcd2f\n- 743f4b28495cdeb0d5bf76f6ebf4af01f6a02e5a (defense-in-depth)\n\n### Mitigations\n\n- Set a non-empty BlueBubbles webhook password.\n- Avoid deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.\n\nThanks @MegaManSec (https://joshua.hu) of [AISLE Research Team](https://aisle.com/) for reporting.","status":"published","published":"2026-02-17T21:33:51Z","modified":"2026-02-20T16:58:43.992121Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:46:52.891208Z"}]}}