{"id":"CVE-2026-14362","state":"PUBLISHED","title":"Denial of service via crafted push/pull gossip message in memberlist","description":"HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is fixed in memberlist 0.6.0.","publishedAt":"2026-07-08T17:14:18.218Z","updatedAt":"2026-07-08T19:40:16.119Z","severity":{"score":4.9,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","source":"HashiCorp"},"assigner":"HashiCorp","products":["HashiCorp Shared library"],"affected":[{"vendor":"HashiCorp","product":"Shared library","defaultStatus":"unaffected","versions":[{"version":"0.1.5","status":"affected","lessThan":"0.6.0","versionType":"semver"}],"platforms":["64 bit","32 bit","x86","ARM","MacOS","Windows","Linux"],"repo":"https://github.com/hashicorp/memberlist"}],"references":["https://discuss.hashicorp.com/t/hcsec-2026-18-memberlist-vulnerable-to-denial-of-service-via-gossip-message/77556"],"weaknesses":["CWE-770"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/14xxx/CVE-2026-14362.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-14362","state":"PUBLISHED","datePublished":"2026-07-08T17:14:18.218Z","dateUpdated":"2026-07-08T19:40:16.119Z","assignerShortName":"HashiCorp","assignerOrgId":"67fedba0-ff2e-4543-ba5b-aa93e87718cc","dateReserved":"2026-07-01T19:07:40.964Z"},"containers":{"cna":{"title":"Denial of service via crafted push/pull gossip message in memberlist","descriptions":[{"lang":"en","value":"HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is fixed in memberlist 0.6.0."}],"affected":[{"vendor":"HashiCorp","product":"Shared library","defaultStatus":"unaffected","versions":[{"version":"0.1.5","status":"affected","lessThan":"0.6.0","versionType":"semver"}],"platforms":["64 bit","32 bit","x86","ARM","MacOS","Windows","Linux"],"repo":"https://github.com/hashicorp/memberlist"}],"references":[{"url":"https://discuss.hashicorp.com/t/hcsec-2026-18-memberlist-vulnerable-to-denial-of-service-via-gossip-message/77556"}],"metrics":[{"cvssV3_1":{"baseScore":4.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-770","description":"CWE-770: Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"HashiCorp","orgId":"67fedba0-ff2e-4543-ba5b-aa93e87718cc","dateUpdated":"2026-07-08T17:14:18.218Z"},"credits":[{"lang":"en","value":"This issue was reported to HashiCorp by Andy Gill of ZephrSec."}],"impacts":[{"capecId":"CAPEC-469","descriptions":[{"lang":"en","value":"CAPEC-469: HTTP DoS"}]}],"source":{"advisory":"HCSEC-2026-18","discovery":"EXTERNAL"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-08T18:29:53.691434Z","id":"CVE-2026-14362","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-08T19:40:16.119Z"}}]}}}