{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-67554","assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","state":"PUBLISHED","assignerShortName":"apache","dateReserved":"2026-07-29T19:06:21.573Z","datePublished":"2026-08-05T05:41:26.552Z","dateUpdated":"2026-08-05T15:44:38.533Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","packageName":"org.apache.qpid","product":"Apache Qpid Proton Dotnet","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"1.0.0","status":"affected","version":"0","versionType":"semver"}]}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<div>An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range handling, leading to denial of service.</div><div>This issue affects Apache Qpid Proton-Dotnet: through 1.0.0.</div><div>Users are recommended to upgrade to version 1.1.0, which fixes the issue.</div>"}],"value":"An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range handling, leading to denial of service.\n\nThis issue affects Apache Qpid Proton-Dotnet: through 1.0.0.\n\nUsers are recommended to upgrade to version 1.1.0, which fixes the issue."}],"metrics":[{"other":{"content":{"text":"important"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-606","description":"CWE-606 Unchecked Input for Loop Condition","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache","dateUpdated":"2026-08-05T05:41:26.552Z"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/5ndlowz29464ytj98gz9z9ljhwnmb2hm"}],"source":{"discovery":"UNKNOWN"},"title":"Apache Qpid Proton Dotnet: Unbounded disposition range handling can lead to denial of service","x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/08/04/25"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-08-05T06:58:08.988Z"}},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-05T15:44:08.780884Z","id":"CVE-2026-67554","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-05T15:44:38.533Z"}}]}}