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High · 7.7 CVE-2025-12740 EUVD-2025-198628GHSA-6543-fhjm-g9h2

Remote Command Execution in Looker via IBM DB2 JDBC drive

Published Nov 24, 2025 · Updated Nov 24, 2025 · Assigned by GoogleCloud

Description

A Looker user with a Developer role could create a database connection using IBM DB2 driver and, by manipulating LookML, cause Looker to execute a malicious command, due to inadequate filtering of the driver's parameters.

Looker-hosted and Self-hosted were found to be vulnerable.
This issue has already been mitigated for Looker-hosted instances. No user action is required for these.

Self-hosted instances must be upgraded as soon as possible. This vulnerability has been patched in all supported versions of Self-hosted.
The versions below have all been updated to protect from this vulnerability. You can download these versions at the Looker download page https://download.looker.com/ :
* 25.0.93+
* 25.6.84+

* 25.12.42+
* 25.14.50+
* 25.16.44+

Affected products

VendorProductAffectedFixed
Google Cloud Looker < 25.0.93, < 25.6.84, < 25.12.42, < 25.14.50, < 25.16.44 25.0.93

References