{"id":"CVE-2026-41400","aliases":["GHSA-2w79-r9g8-wmcr"],"url":"https://o3.security/vulnerability/CVE-2026-41400","summary":"OpenClaw < 2026.3.31 - Resource Consumption via Oversized WebSocket Frames in voice-call","details":"OpenClaw before 2026.3.31 contains an incomplete fix for CVE-2026-32062 where the voice-call component parses large WebSocket frames before start validation. Remote attackers can send oversized pre-start WebSocket frames to cause resource consumption and denial of service.","published":"2026-04-28T18:09:58.616Z","modified":"2026-08-17T03:55:02.328686118Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"openclaw","fixedVersion":"2026.3.31"}],"fix":{"url":"https://github.com/openclaw/openclaw/commit/9abcfdadf591bf266d85fbdfe14ae833e557a110","label":"openclaw/openclaw@9abcfda"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41400.json"},{"type":"ADVISORY","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-2w79-r9g8-wmcr"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41400"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openclaw-resource-consumption-via-oversized-websocket-frames-in-voice-call"},{"type":"FIX","url":"https://github.com/openclaw/openclaw/commit/9abcfdadf591bf266d85fbdfe14ae833e557a110"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-17T03:55:02.328686118Z"}}