{"api_version":"1","generated_at":"2026-08-16T11:59:33+00:00","cve":"CVE-2026-34501","urls":{"html":"https://cve.report/CVE-2026-34501","api":"https://cve.report/api/cve/CVE-2026-34501.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-34501","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-34501"},"summary":{"title":"Apache Portable Runtime Utility: Heap buffer overflow in APR redis client","description":"Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility redis client.\n\nThis issue affects Apache Portable Runtime Utility: from 1.6.0 through 1.6.3.\n\nUsers are recommended to upgrade to version 1.6.4, which fixes the issue.","state":"PUBLISHED","assigner":"apache","published_at":"2026-08-06 15:16:54","updated_at":"2026-08-07 19:55:22"},"problem_types":["CWE-122","CWE-122 CWE-122 Heap-based Buffer Overflow"],"metrics":[{"version":"3.1","source":"ADP","type":"DECLARED","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"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"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://lists.apache.org/thread/o8h6c7cq86fplxlnry6c3rn9x0ovq8mv","name":"https://lists.apache.org/thread/o8h6c7cq86fplxlnry6c3rn9x0ovq8mv","refsource":"security@apache.org","tags":["Mailing List","Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"http://www.openwall.com/lists/oss-security/2026/08/06/11","name":"http://www.openwall.com/lists/oss-security/2026/08/06/11","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-34501","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34501","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apache Software Foundation","product":"Apache Portable Runtime Utility","version":"affected 1.6.0 1.6.3 semver","platforms":[]}],"timeline":[{"source":"CNA","time":"2026-03-27T12:00:00.000Z","lang":"en","value":"reported"},{"source":"CNA","time":"2026-08-06T12:00:00.000Z","lang":"en","value":"fixed in 1.6.x by r1936810"}],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Elhanan Haenel","lang":"en"}],"nvd_cpes":[{"cve_year":"2026","cve_id":"34501","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"apache","cpe5":"apr-util","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"34501","cve":"CVE-2026-34501","epss":"0.005280000","percentile":"0.418330000","score_date":"2026-08-10","updated_at":"2026-08-11 00:09:46"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"cvssV3_1":{"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"}},{"other":{"content":{"id":"CVE-2026-34501","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-08-06T15:28:06.683543Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-08-06T15:28:22.930Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"},{"providerMetadata":{"dateUpdated":"2026-08-06T21:56:09.410Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"http://www.openwall.com/lists/oss-security/2026/08/06/11"}],"title":"CVE Program Container"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Apache Portable Runtime Utility","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"1.6.3","status":"affected","version":"1.6.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Elhanan Haenel"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility redis client.</p><p>This issue affects Apache Portable Runtime Utility: from 1.6.0 through 1.6.3.</p><p>Users are recommended to upgrade to version 1.6.4, which fixes the issue.</p>"}],"value":"Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility redis client.\n\nThis issue affects Apache Portable Runtime Utility: from 1.6.0 through 1.6.3.\n\nUsers are recommended to upgrade to version 1.6.4, which fixes the issue."}],"metrics":[{"other":{"content":{"text":"moderate"},"type":"Textual description of severity"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","description":"CWE-122 Heap-based Buffer Overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-06T14:32:06.958Z","orgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","shortName":"apache"},"references":[{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/o8h6c7cq86fplxlnry6c3rn9x0ovq8mv"}],"source":{"discovery":"UNKNOWN"},"timeline":[{"lang":"en","time":"2026-03-27T12:00:00.000Z","value":"reported"},{"lang":"en","time":"2026-08-06T12:00:00.000Z","value":"fixed in 1.6.x by r1936810"}],"title":"Apache Portable Runtime Utility: Heap buffer overflow in APR redis client","x_generator":{"engine":"Vulnogram 0.2.0"}}},"cveMetadata":{"assignerOrgId":"f0158376-9dc2-43b6-827c-5f631a4d8d09","assignerShortName":"apache","cveId":"CVE-2026-34501","datePublished":"2026-08-06T14:31:48.356Z","dateReserved":"2026-03-30T13:23:22.255Z","dateUpdated":"2026-08-06T21:56:09.410Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-06 15:16:54","lastModifiedDate":"2026-08-07 19:55:22","problem_types":["CWE-122","CWE-122 CWE-122 Heap-based Buffer Overflow"],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-06T15:28:06.683543Z","id":"CVE-2026-34501","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:apache:apr-util:*:*:*:*:*:*:*:*","versionStartIncluding":"1.6.0","versionEndExcluding":"1.6.4","matchCriteriaId":"B86D9B4E-0B43-4C43-853D-14E3C450A4E7"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"34501","Ordinal":"1","Title":"Apache Portable Runtime Utility: Heap buffer overflow in APR red","CVE":"CVE-2026-34501","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"34501","Ordinal":"1","NoteData":"Heap-based Buffer Overflow vulnerability in Apache Portable Runtime Utility redis client.\n\nThis issue affects Apache Portable Runtime Utility: from 1.6.0 through 1.6.3.\n\nUsers are recommended to upgrade to version 1.6.4, which fixes the issue.","Type":"Description","Title":"Apache Portable Runtime Utility: Heap buffer overflow in APR red"}]}}}