{"cvss":7.5,"datePublished":"2026-08-06T15:16:54.920","dateUpdated":"2026-10-24T16:10:00.153","description":"Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility memcached client\n\nThis issue affects Apache Portable Runtime Utility: from 1.3.0 through 1.6.3.","id":"CVE-2026-34502","raw":{"affected":[{"affectedData":[{"defaultStatus":"unaffected","product":"Apache Portable Runtime Utility","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"1.6.3","status":"affected","version":"1.3.0","versionType":"semver"}]}],"source":"security@apache.org"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:apache:apr-util:*:*:*:*:*:*:*:*","matchCriteriaId":"69BDF76B-E0E3-4319-9F1B-83D579E41312","versionEndIncluding":"1.6.3","versionStartIncluding":"1.3.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility memcached client\n\nThis issue affects Apache Portable Runtime Utility: from 1.3.0 through 1.6.3."},{"lang":"es","value":"Vulnerabilidad de desbordamiento de búfer basado en montículo en el cliente memcached de Apache Portable Runtime Utility\n\nEste problema afecta a Apache Portable Runtime Utility: desde 1.3.0 hasta 1.6.3."}],"id":"CVE-2026-34502","lastModified":"2026-10-24T16:10:00.153","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":3.9,"impactScore":3.6,"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-34502","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-08-06T15:29:06.379641Z","version":"2.0.3"}}]},"published":"2026-08-06T15:16:54.920","references":[{"source":"security@apache.org","tags":["Mailing List","Vendor Advisory"],"url":"https://lists.apache.org/thread/spk5643m4vq0mb8h5b9hz9gkp57ombl8"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"url":"http://www.openwall.com/lists/oss-security/2026/08/06/12"}],"sourceIdentifier":"security@apache.org","vulnStatus":"Analyzed","weaknesses":[{"description":[{"lang":"en","value":"CWE-122"}],"source":"security@apache.org","type":"Secondary"}]},"severity":"HIGH","source":"nvd","title":"Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility memcached client\n\nThis issue affects Apac..."}