CVE-2025-12740 HIGH

CVE-2025-12740: Remote Command Execution in Looker via IBM DB2 JDBC drive

Vendor Google Cloud
Product Looker
Weakness CWE-20 · Input validation
Published November 24, 2025
Last update November 24, 2025

CVSS base score

7.7/10
Attack vector Network
Attack complexity High
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/U:Red

What the vulnerability does

01Description

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+

Key dates

02Disclosure timeline

November 24, 2025 CVE published
November 24, 2025 Record updated