CVE-2025-12742 Remote Code Execution in Looker via Teradata JDBC Driver
A Looker Developer can execute arbitrary commands via insecure Teradata driver parameters, requiring self-hosted instance upgrades.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-12742?
CVE-2025-12742 is a high-severity command injection vulnerability in Google Cloud Looker, published on 25 Nov 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A Looker user with a Developer role could cause Looker to execute a malicious command, due to insecure processing of Teradata driver 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/ : * 24.12.108+ * 24.18.200+ * 25.0.78+ * 25.6.65+ * 25.8.47+ * 25.12.10+ * 25.14+
Weakness: CWE-78
Which versions are affected by CVE-2025-12742?
How do I fix CVE-2025-12742?
No fix has been published for CVE-2025-12742 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2025-12742 being exploited?
There is no known exploitation of CVE-2025-12742 in the wild and no public exploit code.
Sources
Also known as GHSA-77vr-pq23-x7j9.