{"api_version":"1","generated_at":"2026-08-30T03:58:42+00:00","cve":"CVE-2026-14676","urls":{"html":"https://cve.report/CVE-2026-14676","api":"https://cve.report/api/cve/CVE-2026-14676.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-14676","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-14676"},"summary":{"title":"PostgreSQL pg_stat_statements heap buffer overflow executes arbitrary code","description":"Heap buffer overflow in PostgreSQL pg_stat_statements allows the query author to execute arbitrary code as the operating system user running the database, via crafted queries containing array constants.  Within major version 18, minor versions before PostgreSQL 18.6 are affected.  Versions before PostgreSQL 18 are unaffected.","state":"PUBLISHED","assigner":"PostgreSQL","published_at":"2026-08-13 13:17:44","updated_at":"2026-08-29 23:17:15"},"problem_types":["CWE-122","CWE-122 Heap-based Buffer Overflow"],"metrics":[{"version":"3.1","source":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007","type":"Secondary","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"8.8","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://www.postgresql.org/support/security/CVE-2026-14676/","name":"https://www.postgresql.org/support/security/CVE-2026-14676/","refsource":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007","tags":["Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-14676","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14676","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"PostgreSQL","version":"affected 18 18.6 rpm","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"The PostgreSQL project thanks Sajeeb Lohani (with TrendAI Zero Day Initiative), Yuelin Wang, and David Korczynski (Claude and Ada Logics) for reporting this problem.","lang":"en"}],"nvd_cpes":[{"cve_year":"2026","cve_id":"14676","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"postgresql","cpe5":"postgresql","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"14676","cve":"CVE-2026-14676","epss":"0.004270000","percentile":"0.354550000","score_date":"2026-08-29","updated_at":"2026-08-30 00:07:46"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-14676","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-08-13T14:41:48.435820Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-08-13T15:36:25.900Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"PostgreSQL","vendor":"n/a","versions":[{"lessThan":"18.6","status":"affected","version":"18","versionType":"rpm"}]}],"configurations":[{"lang":"en","value":"pg_stat_statements is enabled"}],"credits":[{"lang":"en","value":"The PostgreSQL project thanks Sajeeb Lohani (with TrendAI Zero Day Initiative), Yuelin Wang, and David Korczynski (Claude and Ada Logics) for reporting this problem."}],"descriptions":[{"lang":"en","value":"Heap buffer overflow in PostgreSQL pg_stat_statements allows the query author to execute arbitrary code as the operating system user running the database, via crafted queries containing array constants.  Within major version 18, minor versions before PostgreSQL 18.6 are affected.  Versions before PostgreSQL 18 are unaffected."}],"metrics":[{"cvssV3_1":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","description":"Heap-based Buffer Overflow","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-29T23:07:19.805Z","orgId":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007","shortName":"PostgreSQL"},"references":[{"url":"https://www.postgresql.org/support/security/CVE-2026-14676/"}],"title":"PostgreSQL pg_stat_statements heap buffer overflow executes arbitrary code","x_postgresql":{"component":"contrib module"}}},"cveMetadata":{"assignerOrgId":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007","assignerShortName":"PostgreSQL","cveId":"CVE-2026-14676","datePublished":"2026-08-13T13:00:07.385Z","dateReserved":"2026-07-03T20:28:16.168Z","dateUpdated":"2026-08-29T23:07:19.805Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-13 13:17:44","lastModifiedDate":"2026-08-29 23:17:15","problem_types":["CWE-122","CWE-122 Heap-based Buffer Overflow"],"metrics":{"cvssMetricV31":[{"source":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-13T14:41:48.435820Z","id":"CVE-2026-14676","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*","versionStartIncluding":"18.0","versionEndExcluding":"18.5","matchCriteriaId":"8494F67B-673A-4E1F-8F40-D24DCC1F8DA4"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"14676","Ordinal":"1","Title":"PostgreSQL pg_stat_statements heap buffer overflow executes arbi","CVE":"CVE-2026-14676","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"14676","Ordinal":"1","NoteData":"Heap buffer overflow in PostgreSQL pg_stat_statements allows the query author to execute arbitrary code as the operating system user running the database, via crafted queries containing array constants.  Within major version 18, minor versions before PostgreSQL 18.6 are affected.  Versions before PostgreSQL 18 are unaffected.","Type":"Description","Title":"PostgreSQL pg_stat_statements heap buffer overflow executes arbi"}]}}}