{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107815", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-08T21:23:59.822Z", "datePublished": "2026-10-09T16:05:49.046Z", "dateUpdated": "2026-10-09T16:05:49.046Z"}, "containers": {"cna": {"title": "MariaDB: one byte OOB write in DOS tables of the CONNECT engine", "problemTypes": [{"descriptions": [{"cweId": "CWE-787", "lang": "en", "description": "CWE-787: Out-of-bounds Write", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/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-4wgx-ffg9-jrwq", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/MariaDB/server/security/advisories/GHSA-4wgx-ffg9-jrwq"}, {"name": "https://github.com/MariaDB/server/commit/b369925f6855d3e1f0ebcf453492724b99fda6f8", "tags": ["x_refsource_MISC"], "url": "https://github.com/MariaDB/server/commit/b369925f6855d3e1f0ebcf453492724b99fda6f8"}, {"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-40637", "tags": ["x_refsource_MISC"], "url": "https://jira.mariadb.org/browse/MDEV-40637"}], "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": "2026-10-09T16:05:49.046Z"}, "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 CONNECT engine's DOS table type used an incorrect boundary check that permitted a one-byte null write beyond a stack buffer at an attacker-controlled offset. An authenticated user able to use the CONNECT engine could cause a crash and potentially remote code execution. 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-4wgx-ffg9-jrwq", "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 CONNECT engine's DOS table type used an incorrect boundary check that permitted a one-byte null write beyond a stack buffer at an attacker-controlled offset. An authenticated user able to use the CONNECT engine could cause a crash and potentially remote code execution. 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-2026-107815", "lastModified": "2026-10-09T17:41:29.727", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-09T17:16:45.970", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/commit/b369925f6855d3e1f0ebcf453492724b99fda6f8"}, {"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-4wgx-ffg9-jrwq"}, {"source": "security-advisories@github.com", "url": "https://jira.mariadb.org/browse/MDEV-40637"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "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": "2026-10-09T17:30:08.753445+00:00", "updated": "2026-10-09T17:30:08.753482+00:00", "vendors": ["mariadb", "mariadb$PRODUCT$server"]}