{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107816", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-08T21:23:59.822Z", "datePublished": "2026-10-09T17:19:00.365Z", "dateUpdated": "2026-10-09T17:19:00.365Z"}, "containers": {"cna": {"title": "MariaDB: `qc_info` plugin can do OOB reads if query contains \\0", "problemTypes": [{"descriptions": [{"cweId": "CWE-125", "lang": "en", "description": "CWE-125: Out-of-bounds Read", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/MariaDB/server/security/advisories/GHSA-wfqg-88r5-55f6", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/MariaDB/server/security/advisories/GHSA-wfqg-88r5-55f6"}, {"name": "https://github.com/MariaDB/server/commit/0931994096b84ecc9ffc8eb3517c7e09e6e8631e", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/commit/0931994096b84ecc9ffc8eb3517c7e09e6e8631e"}, {"name": "https://github.com/MariaDB/server/releases/tag/mariadb-10.11.19", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/releases/tag/mariadb-10.11.19"}, {"name": "https://github.com/MariaDB/server/releases/tag/mariadb-10.6.28", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/releases/tag/mariadb-10.6.28"}, {"name": "https://github.com/MariaDB/server/releases/tag/mariadb-11.4.13", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/releases/tag/mariadb-11.4.13"}, {"name": "https://github.com/MariaDB/server/releases/tag/mariadb-11.8.9", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/releases/tag/mariadb-11.8.9"}, {"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-40670", "tags": ["x_refsource_MISC"], "url": "https://jira.mariadb.org/browse/MDEV-40670"}], "affected": [{"vendor": "MariaDB", "product": "server", "versions": [{"version": ">= 10.6.1, < 10.6.28", "status": "affected"}, {"version": ">= 10.11.1, < 10.11.19", "status": "affected"}, {"version": ">= 11.4.1, < 11.4.13", "status": "affected"}, {"version": ">= 11.8.1, < 11.8.9", "status": "affected"}, {"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": "2026-10-09T17:19:00.365Z"}, "descriptions": [{"lang": "en", "value": "MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the qc_info plugin could be confused by a query containing embedded null bytes. Reading information_schema.query_cache_info after such a query was cached could access data beyond the end of a heap-allocated buffer, potentially disclosing adjacent memory or crashing the server. This issue is fixed in versions 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2."}], "source": {"advisory": "GHSA-wfqg-88r5-55f6", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "server", "vendor": "MariaDB", "versions": [{"status": "affected", "version": ">= 10.6.1, < 10.6.28"}, {"status": "affected", "version": ">= 10.11.1, < 10.11.19"}, {"status": "affected", "version": ">= 11.4.1, < 11.4.13"}, {"status": "affected", "version": ">= 11.8.1, < 11.8.9"}, {"status": "affected", "version": ">= 12.3.1, < 12.3.3"}, {"status": "affected", "version": ">= 13.0.1, < 13.0.2"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "MariaDB server is a community developed fork of MySQL server. From 10.6.1 until 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2, the qc_info plugin could be confused by a query containing embedded null bytes. Reading information_schema.query_cache_info after such a query was cached could access data beyond the end of a heap-allocated buffer, potentially disclosing adjacent memory or crashing the server. This issue is fixed in versions 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, and 13.0.2."}], "id": "CVE-2026-107816", "lastModified": "2026-10-09T18:17:03.060", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 2.7, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-09T18:17:03.060", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/commit/0931994096b84ecc9ffc8eb3517c7e09e6e8631e"}, {"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-10.11.19"}, {"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-10.6.28"}, {"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-11.4.13"}, {"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-11.8.9"}, {"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-12.3.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/releases/tag/mariadb-13.0.2"}, {"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/security/advisories/GHSA-wfqg-88r5-55f6"}, {"source": "security-advisories@github.com", "url": "https://jira.mariadb.org/browse/MDEV-40670"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[10.6.1,10.6.28)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[10.11.1,10.11.19)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[11.4.1,11.4.13)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[11.8.1,11.8.9)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[12.3.1,12.3.3)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[13.0.1,13.0.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "server", "source": "cna", "vendor": "MariaDB"}, "product": "server", "vendor": "mariadb"}], "created": "2026-10-09T18:30:11.090021+00:00", "updated": "2026-10-09T19:00:16.488367+00:00", "vendors": ["mariadb", "mariadb$PRODUCT$server"]}