{"id":"CVE-2026-62220","state":"PUBLISHED","title":"OpenClaw 2026.2.25 < 2026.5.26 WebSocket Rate Limit Bypass","description":"OpenClaw 2026.2.25 before 2026.5.26 allow a lower-trust caller or configured input path to bypass non-browser rate limits on WebSocket authentication attempts. When the affected feature is enabled and reachable by lower-trust input, this can consume gateway resources and reduce service availability.","publishedAt":"2026-07-17T00:07:00.275Z","updatedAt":"2026-07-17T10:37:19.676Z","severity":{"score":6.3,"label":"Medium","version":"4.0","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","source":"VulnCheck"},"assigner":"VulnCheck","products":["OpenClaw OpenClaw"],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"2026.2.25","status":"affected","lessThan":"2026.5.26","versionType":"semver"},{"version":"2026.5.26","status":"unaffected","versionType":"semver"}],"repo":"https://github.com/openclaw/openclaw"}],"references":["https://github.com/openclaw/openclaw/security/advisories/GHSA-5p6w-wmh3-frfr","https://www.vulncheck.com/advisories/openclaw-websocket-rate-limit-bypass"],"weaknesses":["CWE-307"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/62xxx/CVE-2026-62220.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-62220","state":"PUBLISHED","datePublished":"2026-07-17T00:07:00.275Z","dateUpdated":"2026-07-17T10:37:19.676Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-07-13T16:39:44.420Z"},"containers":{"cna":{"title":"OpenClaw 2026.2.25 < 2026.5.26 WebSocket Rate Limit Bypass","descriptions":[{"lang":"en","value":"OpenClaw 2026.2.25 before 2026.5.26 allow a lower-trust caller or configured input path to bypass non-browser rate limits on WebSocket authentication attempts. When the affected feature is enabled and reachable by lower-trust input, this can consume gateway resources and reduce service availability."}],"affected":[{"vendor":"OpenClaw","product":"OpenClaw","packageURL":"pkg:npm/openclaw","defaultStatus":"unaffected","versions":[{"version":"2026.2.25","status":"affected","lessThan":"2026.5.26","versionType":"semver"},{"version":"2026.5.26","status":"unaffected","versionType":"semver"}],"repo":"https://github.com/openclaw/openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-5p6w-wmh3-frfr","name":"GitHub Security Advisory (GHSA-5p6w-wmh3-frfr)","tags":["vendor-advisory"]},{"url":"https://www.vulncheck.com/advisories/openclaw-websocket-rate-limit-bypass","name":"VulnCheck Advisory: OpenClaw 2026.2.25 < 2026.5.26 WebSocket Rate Limit Bypass","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6.3,"vectorString":"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"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW","version":"3.1","baseSeverity":"MEDIUM","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-307","lang":"en","description":"Improper Restriction of Excessive Authentication Attempts","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-07-17T00:07:00.275Z"},"datePublic":"2026-06-30T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*","versionStartIncluding":"2026.2.25","versionEndExcluding":"2026.5.26"}]}]}],"credits":[{"lang":"en","value":"ylwango613","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"},"tags":["x_open-source"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-17T10:29:36.835808Z","id":"CVE-2026-62220","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-17T10:37:19.676Z"}}]}}}