{"id":"CVE-2026-35622","aliases":["GHSA-mp66-rf4f-mhh8"],"url":"https://o3.security/vulnerability/CVE-2026-35622","summary":"OpenClaw < 2026.3.22 - Improper Authentication Verification in Google Chat Webhook","details":"## Summary\nGoogle Chat app-url webhook verification accepted add-on principals outside the intended deployment binding.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected: < 2026.3.22\n- Fixed: >= 2026.3.22\n- Latest released tag checked: `v2026.3.23-2` (`630f1479c44f78484dfa21bb407cbe6f171dac87`)\n- Latest published npm version checked: `2026.3.23-2`\n\n## Fix Commit(s)\n- `a47722de7e3c9cbda8d5512747ca7e3bb8f6ee66`\n\n## Release Status\nThe fix shipped in `v2026.3.22` and remains present in `v2026.3.23` and `v2026.3.23-2`.\n\n## Code-Level Confirmation\n- extensions/googlechat/src/auth.ts now requires expectedAddOnPrincipal matching for add-on principals and rejects unexpected issuers.\n- extensions/googlechat/src/monitor-webhook.ts passes the configured appPrincipal into auth verification for the shipped webhook path.\n\nOpenClaw thanks @ijxpwastaken for reporting.","published":"2026-04-09T21:26:52.214Z","modified":"2026-08-17T03:48:14.821139196Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.3.22"}],"fix":{"url":"https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87","label":"openclaw/openclaw@630f147"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35622.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-mp66-rf4f-mhh8"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35622"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-improper-authentication-verification-in-google-chat-webhook"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/a47722de7e3c9cbda8d5512747ca7e3bb8f6ee66"},{"type":"PACKAGE","url":"https://github.com/openclaw/openclaw"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-17T03:48:14.821139196Z"}}