{"id":"CVE-2026-28471","state":"PUBLISHED","title":"OpenClaw 2026.1.14-1 < 2026.2.2 - Allowlist Bypass via displayName and Cross-Homeserver localpart Matching in Matrix Plugin","description":"OpenClaw version 2026.1.14-1 prior to 2026.2.2, with the Matrix plugin installed and enabled, contain a vulnerability in which DM allowlist matching could be bypassed by exact-matching against sender display names and localparts without homeserver validation. Remote Matrix users can impersonate allowed identities by using attacker-controlled display names or matching localparts from different homeservers to reach the routing and agent pipeline.","publishedAt":"2026-03-05T21:59:47.388Z","updatedAt":"2026-03-09T18:03:59.323Z","severity":{"score":6.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["OpenClaw OpenClaw"],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"2026.1.14-1","status":"affected","lessThan":"2026.2.2","versionType":"custom"}]}],"references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-rmxw-jxxx-4cpc","https://github.com/openclaw/openclaw/commit/8f3bfbd1c4fb967a2ddb5b4b9a05784920814bcf","https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-displayname-and-cross-homeserver-localpart-matching-in-matrix"],"weaknesses":["CWE-287"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/28xxx/CVE-2026-28471.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-28471","state":"PUBLISHED","datePublished":"2026-03-05T21:59:47.388Z","dateUpdated":"2026-03-09T18:03:59.323Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-02-27T19:19:25.571Z"},"containers":{"cna":{"title":"OpenClaw 2026.1.14-1 < 2026.2.2 - Allowlist Bypass via displayName and Cross-Homeserver localpart Matching in Matrix Plugin","descriptions":[{"lang":"en","value":"OpenClaw version 2026.1.14-1 prior to 2026.2.2, with the Matrix plugin installed and enabled, contain a vulnerability in which DM allowlist matching could be bypassed by exact-matching against sender display names and localparts without homeserver validation. 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