{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-49261", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-28T14:33:01.179Z", "datePublished": "2026-06-11T17:13:20.776Z", "dateUpdated": "2026-06-11T18:20:18.394Z"}, "containers": {"cna": {"title": "MariaDB server has unsafe parameter handling in `wsrep_notify_cmd`", "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "lang": "en", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/MariaDB/server/security/advisories/GHSA-3p3m-4x7c-p4pw", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/MariaDB/server/security/advisories/GHSA-3p3m-4x7c-p4pw"}, {"name": "https://jira.mariadb.org/browse/MDEV-39721", "tags": ["x_refsource_MISC"], "url": "https://jira.mariadb.org/browse/MDEV-39721"}], "affected": [{"vendor": "MariaDB", "product": "server", "versions": [{"version": ">= 10.6.1, < 10.6.27", "status": "affected"}, {"version": ">= 10.11.1, < 10.11.18", "status": "affected"}, {"version": ">= 11.4.1, < 11.4.12", "status": "affected"}, {"version": ">= 11.8.1, < 11.8.8", "status": "affected"}, {"version": "= 12.3.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-06-11T17:13:20.776Z"}, "descriptions": [{"lang": "en", "value": "MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through 10.11.17, 11.4.1 through 11.4.11, 11.8.1 through 11.8.7, and 12.3.1 with `wsrep_notify_cmd` enabled would execute shell commands embedded in the name of the joiner node. This is fixed in 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2. As a workaround, anyone who cannot upgrade now should disable `wsrep_notify_cmd`."}], "source": {"advisory": "GHSA-3p3m-4x7c-p4pw", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-11T18:20:07.250763Z", "id": "CVE-2026-49261", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-06-11T18:20:18.394Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through 10.11.17, 11.4.1 through 11.4.11, 11.8.1 through 11.8.7, and 12.3.1 with `wsrep_notify_cmd` enabled would execute shell commands embedded in the name of the joiner node. This is fixed in 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2. As a workaround, anyone who cannot upgrade now should disable `wsrep_notify_cmd`."}], "id": "CVE-2026-49261", "lastModified": "2026-06-11T18:16:26.553", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-06-11T18:16:26.553", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/MariaDB/server/security/advisories/GHSA-3p3m-4x7c-p4pw"}, {"source": "security-advisories@github.com", "url": "https://jira.mariadb.org/browse/MDEV-39721"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[10.6.1,10.6.27)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[10.11.1,10.11.18)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[11.4.1,11.4.12)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[11.8.1,11.8.8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "12.3.1"}}], "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": "2026-06-11T19:27:49.222365+00:00", "updated": "2026-06-11T19:27:49.222443+00:00", "vendors": ["mariadb", "mariadb$PRODUCT$server"]}