CVE-2026-15810— Cross-Site Scripting (XSS) in Looker allows Admin Account Takeover
Possible ATT&CK Techniques 3AI
T1078.004 · Cloud Accounts T1189 · Drive-by Compromise T1566.002 · Spearphishing LinkAffected Version Matrix 16
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Google Cloud | Looker | < 25.6.103 | affected |
< 25.12.65 | affected | ||
< 25.18.68 | affected | ||
< 26.0.66 | affected | ||
< 26.2.47 | affected | ||
< 26.4.36 | affected | ||
< 26.6.28 | affected | ||
< 26.8.7 | affected | ||
| … +8 more rows | |||
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I. Basic Information for CVE-2026-15810
Vulnerability Information
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Vulnerability Title
Cross-Site Scripting (XSS) in Looker allows Admin Account Takeover
Source: CVE Program / CVE List V5
Vulnerability Description
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+.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Google Cloud Looker 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Cloud Looker是美国Google公司的一种在线工具,用于将数据转换为可定制的信息丰富的报告和仪表板。 Google Cloud Looker 25.6.103之前版本、25.12.65之前版本、25.18.68之前版本、26.0.66之前版本、26.2.47之前版本、26.4.36之前版本、26.6.28之前版本和26.8.7之前版本存在跨站脚本漏洞，该漏洞源于跨站脚本（XSS）漏洞，通过恶意构造的URL，允许攻击者执行任意JavaScript，导致管理账户接管。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Google Cloud | Looker | 0 ~ 25.6.103 | - | |
| Google Cloud | Looker | 0 ~ 25.6.103 | - |
II. Public POCs for CVE-2026-15810
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-15810 (1)
Vendor Pages for CVE-2026-15810 (1)
IV. Related Vulnerabilities
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Remote Command Execution in Looker via IBM DB2 JDBC drive - CVE-2025-12739
Cross-Site Scripting (XSS) in Looker's Extension Loader lead - CVE-2025-12414
Looker account compromise via punycode homograph attack
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Cross-Tenant Repository Takeover via Improper Access Control - CVE-2026-12879
Cross-Tenant Data Exfiltration in Apigee via BigQuery Confus
Same weakness: CWE-79
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V. Comments for CVE-2026-15810
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