CVE-2025-12414

Critical

Description

An attacker could take over a Looker account in a Looker instance configured with OIDC authentication, due to email address string normalization.Looker-hosted and Self-hosted were found to be vulnerable. This issue has already been mitigated for Looker-hosted. 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/ : * 24.12.100+ * 24.18.193+ * 25.0.69+ * 25.6.57+ * 25.8.39+ * 25.10.22+ * 25.12.0+

SeverityCritical
CVSS9.2
Exploit probability—
ProductLooker
PublishedNov 20, 2025
First seenNov 20, 2025
Weakness typeCWE-290CWE-290

How to fix

Update
  • Google Cloud Looker24.12.100, 24.18.193, 25.0.69, 25.6.57, 25.8.39, 25.10.22, 25.12.0 or later

Affected products

ProductAffected versionsFixed in
Google Cloud Lookerv < 24.12.100, v < 24.18.193, v < 25.0.69, v < 25.6.57, v < 25.8.39, v < 25.10.22, v < 25.12.024.12.100, 24.18.193, 25.0.69, 25.6.57, 25.8.39, 25.10.22, 25.12.0

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