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CVE-2026-48165

Full vulnerability record from the local CVENow database.

Description

MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.27, 10.11.1 to before 10.11.18, 11.4.1 to before 11.4.12, 11.8.1 to before 11.8.8, and 12.3.1, a high-privileged MariaDB user could've used wsrep_sst_receive_address or wsrep_sst_donor global system variables to execute shell commands as the uid of the mariadbd process on the galera joiner node. This issue has been patched in versions 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2.

Severity
HIGH
CVSS score
7.2 (v3.1)
Vulnerability status
Modified
Source identifier
Published
2026-06-12 18:16:35.177000
Last modified
2026-10-26 11:10:00.157000
View original CVE JSON
{
  "id": "CVE-2026-48165",
  "sourceIdentifier": "[email protected]",
  "published": "2026-06-12T18:16:35.177",
  "lastModified": "2026-10-26T11:10:00.157",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "MariaDB server is a community developed fork of MySQL server. From versions 10.6.1 to before 10.6.27, 10.11.1 to before 10.11.18, 11.4.1 to before 11.4.12, 11.8.1 to before 11.8.8, and 12.3.1, a high-privileged MariaDB user could've used wsrep_sst_receive_address or wsrep_sst_donor global system variables to execute shell commands as the uid of the mariadbd process on the galera joiner node. This issue has been patched in versions 10.6.27, 10.11.18, 11.4.12, 11.8.8, and 12.3.2."
    },
    {
      "lang": "es",
      "value": "El servidor MariaDB es una bifurcación del servidor MySQL desarrollada por la comunidad. Desde las versiones 10.6.1 hasta antes de la 10.6.27, 10.11.1 hasta antes de la 10.11.18, 11.4.1 hasta antes de la 11.4.12, 11.8.1 hasta antes de la 11.8.8, y la 12.3.1, un usuario de MariaDB con altos privilegios podría haber utilizado las variables de sistema globales wsrep_sst_receive_address o wsrep_sst_donor para ejecutar comandos de shell como el UID del proceso mariadbd en el nodo joiner de Galera. Este problema ha sido parcheado en las versiones 10.6.27, 10.11.18, 11.4.12, 11.8.8 y 12.3.2."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "MariaDB",
          "product": "server",
          "versions": [
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              "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, < 12.3.2",
              "status": "affected"
            }
          ]
        }
      ]
    },
    {
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      "affectedData": [
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          "vendor": "Red Hat",
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          "defaultStatus": "unaffected",
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          "packageName": "galera-0:26.4.27-1.el10_2.aarch64",
          "cpes": [
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        {
          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux 7",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "mariadb",
          "cpes": [
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          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux 9",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "mariadb",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:9"
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        {
          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux AppStream EUS (v. 10.0)",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "mariadb-3:10.11.18-1.el10_0.aarch64",
          "cpes": [
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        },
        {
          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux AppStream (v. 8)",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "Judy-0:1.0.5-18.module+el8.10.0+21221+7bee72c1.aarch64 (mariadb:10.11)",
          "cpes": [
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          ]
        },
        {
          "vendor": "Red Hat",
          "product": "Red Hat Enterprise Linux AppStream (v. 9)",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "galera-0:26.4.27-1.module+el9.8.0+24388+85f1c439.aarch64 (mariadb:10.11)",
          "cpes": [
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        {
          "vendor": "Red Hat",
          "product": "Red Hat Hardened Images",
          "defaultStatus": "unaffected",
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "packageName": "mariadb10-11-main@aarch64",
          "cpes": [
            "cpe:/a:redhat:hummingbird:1"
          ]
        }
      ]
    }
  ],
  "metrics": {
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        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "baseScore": 8.0,
          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.3,
        "impactScore": 6.0
      },
      {
        "source": "[email protected]",
        "type": "Primary",
        "cvssData": {
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
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          "baseSeverity": "HIGH",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 5.9
      },
      {
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        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
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          "availabilityImpact": "HIGH"
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      }
    ],
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
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          "id": "CVE-2026-48165",
          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-78"
        }
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    },
    {
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  "configurations": [
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          "operator": "OR",
          "negate": false,
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  "references": [
    {
      "url": "https://github.com/MariaDB/server/security/advisories/GHSA-7v3p-h23x-8hwv",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://jira.mariadb.org/browse/MDEV-39676",
      "source": "[email protected]",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
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}