{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-85748", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-09-04T14:50:16.720Z", "datePublished": "2026-10-16T16:28:55.829Z", "dateUpdated": "2026-10-16T16:54:40.841Z"}, "containers": {"cna": {"title": "MariaDB: Use-after-free with a large number of SYS_REFCURSOR's", "problemTypes": [{"descriptions": [{"cweId": "CWE-416", "lang": "en", "description": "CWE-416: Use After Free", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/MariaDB/server/security/advisories/GHSA-mv8g-9f7q-hprm", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/MariaDB/server/security/advisories/GHSA-mv8g-9f7q-hprm"}, {"name": "https://github.com/MariaDB/server/commit/91156c3de58762196605150ab3f756fe952592d1", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/commit/91156c3de58762196605150ab3f756fe952592d1"}, {"name": "https://github.com/MariaDB/server/commit/9b075b2cb53338f67e7230cc585e02d2d34514ed", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/commit/9b075b2cb53338f67e7230cc585e02d2d34514ed"}, {"name": "https://github.com/MariaDB/server/releases/tag/mariadb-12.3.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/releases/tag/mariadb-12.3.3"}, {"name": "https://github.com/MariaDB/server/releases/tag/mariadb-13.0.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/releases/tag/mariadb-13.0.2"}, {"name": "https://jira.mariadb.org/browse/MDEV-40396", "tags": ["x_refsource_MISC"], "url": "https://jira.mariadb.org/browse/MDEV-40396"}, {"name": "https://jira.mariadb.org/browse/MDEV-40639", "tags": ["x_refsource_MISC"], "url": "https://jira.mariadb.org/browse/MDEV-40639"}], "affected": [{"vendor": "MariaDB", "product": "server", "versions": [{"version": ">= 12.3.1, < 12.3.3", "status": "affected"}, {"version": ">= 13.0.1, < 13.0.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-16T16:28:55.829Z"}, "descriptions": [{"lang": "en", "value": "MariaDB server is a community developed fork of MySQL server. From 12.3.1 until 12.3.3 and 13.0.2, SYS_REFCURSOR handling is affected because cursor-array reallocation can leave stale references in routine contexts. A low-privileged attacker can open a large number of SYS_REFCURSORs and then fetch one to trigger a use-after-free that can enable remote code execution when combined with another vulnerability. This issue is fixed in versions 12.3.3 and 13.0.2."}], "source": {"advisory": "GHSA-mv8g-9f7q-hprm", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-10-16T16:54:30.361781Z", "id": "CVE-2026-85748", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-16T16:54:40.841Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-85748", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-10-16T16:54:30.361781Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-16T16:54:35.522Z"}}], "cna": {"title": "MariaDB: Use-after-free with a large number of SYS_REFCURSOR's", "source": {"advisory": "GHSA-mv8g-9f7q-hprm", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.9, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "MariaDB", "product": "server", "versions": [{"status": "affected", "version": ">= 12.3.1, < 12.3.3"}, {"status": "affected", "version": ">= 13.0.1, < 13.0.2"}]}], "references": [{"url": "https://github.com/MariaDB/server/security/advisories/GHSA-mv8g-9f7q-hprm", "name": "https://github.com/MariaDB/server/security/advisories/GHSA-mv8g-9f7q-hprm", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/MariaDB/server/commit/91156c3de58762196605150ab3f756fe952592d1", "name": "https://github.com/MariaDB/server/commit/91156c3de58762196605150ab3f756fe952592d1", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/MariaDB/server/commit/9b075b2cb53338f67e7230cc585e02d2d34514ed", "name": "https://github.com/MariaDB/server/commit/9b075b2cb53338f67e7230cc585e02d2d34514ed", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/MariaDB/server/releases/tag/mariadb-12.3.3", "name": "https://github.com/MariaDB/server/releases/tag/mariadb-12.3.3", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/MariaDB/server/releases/tag/mariadb-13.0.2", "name": "https://github.com/MariaDB/server/releases/tag/mariadb-13.0.2", "tags": ["x_refsource_MISC"]}, {"url": "https://jira.mariadb.org/browse/MDEV-40396", "name": "https://jira.mariadb.org/browse/MDEV-40396", "tags": ["x_refsource_MISC"]}, {"url": "https://jira.mariadb.org/browse/MDEV-40639", "name": "https://jira.mariadb.org/browse/MDEV-40639", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "MariaDB server is a community developed fork of MySQL server. From 12.3.1 until 12.3.3 and 13.0.2, SYS_REFCURSOR handling is affected because cursor-array reallocation can leave stale references in routine contexts. A low-privileged attacker can open a large number of SYS_REFCURSORs and then fetch one to trigger a use-after-free that can enable remote code execution when combined with another vulnerability. This issue is fixed in versions 12.3.3 and 13.0.2."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-416", "description": "CWE-416: Use After Free"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-16T16:28:55.829Z"}}}, "cveMetadata": {"cveId": "CVE-2026-85748", "state": "PUBLISHED", "dateUpdated": "2026-10-16T16:54:40.841Z", "dateReserved": "2026-09-04T14:50:16.720Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-10-16T16:28:55.829Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "server", "vendor": "MariaDB", "versions": [{"status": "affected", "version": ">= 12.3.1, < 12.3.3"}, {"status": "affected", "version": ">= 13.0.1, < 13.0.2"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "MariaDB server is a community developed fork of MySQL server. From 12.3.1 until 12.3.3 and 13.0.2, SYS_REFCURSOR handling is affected because cursor-array reallocation can leave stale references in routine contexts. A low-privileged attacker can open a large number of SYS_REFCURSORs and then fetch one to trigger a use-after-free that can enable remote code execution when combined with another vulnerability. This issue is fixed in versions 12.3.3 and 13.0.2."}], "id": "CVE-2026-85748", "lastModified": "2026-10-16T18:09:12.750", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-85748", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-16T16:54:30.361781Z", "version": "2.0.3"}}]}, "published": "2026-10-16T17:17:51.303", "references": [{"source": "[email protected]", "url": "https://github.com/MariaDB/server/commit/91156c3de58762196605150ab3f756fe952592d1"}, {"source": "[email protected]", "url": "https://github.com/MariaDB/server/commit/9b075b2cb53338f67e7230cc585e02d2d34514ed"}, {"source": "[email protected]", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-12.3.3"}, {"source": "[email protected]", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-13.0.2"}, {"source": "[email protected]", "url": "https://github.com/MariaDB/server/security/advisories/GHSA-mv8g-9f7q-hprm"}, {"source": "[email protected]", "url": "https://jira.mariadb.org/browse/MDEV-40396"}, {"source": "[email protected]", "url": "https://jira.mariadb.org/browse/MDEV-40639"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "[email protected]", "type": "Primary"}]}

{}

{"created": "2026-10-16T18:30:14.698780+00:00", "updated": "2026-10-16T18:30:14.698785+00:00", "vendors": []}