PT-2026-64276 · Google Cloud · Looker

Sivanesh Ashok + 1 · CVE-2026-15810 · Published 2026-07-24 · Updated 2026-07-24

NVD

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Amber

A Cross-Site Scripting (XSS) vulnerability in Google Cloud Looker versions prior to 25.6.103, 25.12.65, 25.18.68, 26.0.66, 26.2.47, 26.4.36, 26.6.28, and 26.8.7 on Looker-hosted and Self-hosted allows an attacker to execute arbitrary JavaScript leading to administrative account takeover using a maliciously crafted URL.

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 to the patched versions: 25.6.103+, 25.12.65+, 25.18.68+, 26.0.66+, 26.2.47+, 26.4.36+, 26.6.28+, or 26.8.7+.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-15810

Affected Products

Looker

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-15810 · Security Note
• https://docs.cloud.google.com/support/bulletins#gcp-2026-049 · Note
• https://docs.cloud.google.com/looker/docs/release-notes#July_22_2026 · Note