CVE-2026-15810
Published: 2026-07-22 Description Description Severity Notes A reflected Cross-Site Scripting (XSS) vulnerability was discovered in Google Cloud Looker.
Published Oct 14, 2026 · Google Google Cloud · evidence confidence high
Published: 2026-07-22 Description Description Severity Notes A reflected Cross-Site Scripting (XSS) vulnerability was discovered in Google Cloud Looker. An attacker could craft a malicious URL that, when opened by an authenticated administrator, would allow the attacker to execute arbitrary scripts on their behalf and potentially compromise the administrator account. What should I do? For Looker-hosted instances, no action is required. For self-hosted Looker instances, update your Looker instances as soon as possible. This vulnerability has been patched in all supported versions of Looker for
Grounded briefings
Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.
Executive
CVE-2026-15810 is a unknown public vulnerability record for Google Google Cloud. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.
System administrator
Identify whether Google Google Cloud is in your estate, then compare installed versions with the affected ranges. Affected version ranges have not been ingested yet. Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.
Security analyst
Signals on file: EPSS 0.5%. It is not currently listed in the CISA Known Exploited catalog. Sources contributing to this record: cve_org, epss, gcp. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.
Exploitation and remediation
Exploitation evidence
Not listed as known exploited in CISA KEV. Not in the CISA KEV catalog.
Patch and remediation
No required-action text is stored yet. Use the vendor or CERT links in Sources for patch availability.
Safe detection guidance
Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Oct 14, 2026 · Google Cloud Security Bulletins
Detected
Published: 2026-07-22 Description Description Severity Notes A reflected Cross-Site Scripting (XSS) vulnerability was discovered in Google Cloud Looker. An attacker could craft a malicious URL that, when opened by an authenticated administrator, would allow the attacker to execute arbitrary scripts on their behalf and potentially compromise the administrator account. What should I do? For Looker-h
Sources
- CVE.orgVulnerability recordCVE-2026-15810
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-15810
30-day exploitation probability 0.5%
first.org - Google Cloud Security BulletinsVendor advisoryCVE-2026-15810
Published: 2026-07-22 Description Description Severity Notes A reflected Cross-Site Scripting (XSS) vulnerability was discovered in Google Cloud Looker. An attacker could craft a malicious URL that, when opened by an authenticated administrator, would allow the attacker to execut
docs.cloud.google.com