{"id":"CVE-2026-102467","state":"PUBLISHED","title":"In Eclipse Vert.x versions [4.0.0, 4.5.34] or [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the WebSocket implementation does not define a maximum number of bytes allocation w","description":"In Eclipse Vert.x versions [4.0.0, 4.5.34] or [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the WebSocket implementation does not define a maximum number of bytes allocation when decompressing frames or messages. This can be used to implement DDOS attacks with a zip bomb.\n\n\n\nThe impacted component is io.vertx:vertx-core.","publishedAt":"2026-10-15T07:19:57.248Z","updatedAt":"2026-10-15T14:37:49.556Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"eclipse"},"assigner":"eclipse","products":["Eclipse Foundation Eclipse Vert.x"],"affected":[{"vendor":"Eclipse Foundation","product":"Eclipse Vert.x","defaultStatus":"unaffected","versions":[{"version":"4.0.0","status":"affected","lessThanOrEqual":"4.5.34","versionType":"semver"},{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.0.12","versionType":"semver"},{"version":"5.1.0","status":"affected","lessThanOrEqual":"5.1.9","versionType":"semver"},{"version":"5.2.0","status":"affected","versionType":"semver"}]}],"references":["https://github.com/eclipse-vertx/vert.x/security/advisories/GHSA-h722-h6c2-6j3c","https://gitlab.eclipse.org/security/cve-assignment/-/work_items/341"],"weaknesses":["CWE-770"],"ingestedAt":"2026-10-29T20:10:13.529Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/102xxx/CVE-2026-102467.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-102467","state":"PUBLISHED","datePublished":"2026-10-15T07:19:57.248Z","dateUpdated":"2026-10-15T14:37:49.556Z","assignerShortName":"eclipse","assignerOrgId":"e51fbebd-6053-4e49-959f-1b94eeb69a2c","dateReserved":"2026-09-29T08:30:11.627Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"In Eclipse Vert.x versions [4.0.0, 4.5.34] or [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the WebSocket implementation does not define a maximum number of bytes allocation when decompressing frames or messages. This can be used to implement DDOS attacks with a zip bomb.\n\n\n\nThe impacted component is io.vertx:vertx-core."}],"affected":[{"vendor":"Eclipse Foundation","product":"Eclipse Vert.x","defaultStatus":"unaffected","versions":[{"version":"4.0.0","status":"affected","lessThanOrEqual":"4.5.34","versionType":"semver"},{"version":"5.0.0","status":"affected","lessThanOrEqual":"5.0.12","versionType":"semver"},{"version":"5.1.0","status":"affected","lessThanOrEqual":"5.1.9","versionType":"semver"},{"version":"5.2.0","status":"affected","versionType":"semver"}]}],"references":[{"url":"https://github.com/eclipse-vertx/vert.x/security/advisories/GHSA-h722-h6c2-6j3c"},{"url":"https://gitlab.eclipse.org/security/cve-assignment/-/work_items/341"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","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":"HIGH","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}}],"providerMetadata":{"shortName":"eclipse","orgId":"e51fbebd-6053-4e49-959f-1b94eeb69a2c","dateUpdated":"2026-10-15T07:19:57.248Z"},"credits":[{"lang":"en","value":"Mike Read","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-15T14:36:15.328602Z","id":"CVE-2026-102467","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-770","type":"CWE","lang":"en","description":"CWE-770 Allocation of Resources Without Limits or Throttling"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-15T14:37:49.556Z"}}]}}}