Bucket Squatting in Vertex AI Search for Commerce (CVE-2026-19485) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-19485

Bucket Squatting in Vertex AI Search for Commerce

Answer in brief

CVE-2026-19485 records a Unknown severity vulnerability in Bucket Squatting in Vertex AI Search for Commerce. The current sources do not mark it as known exploited. The current feed maps Google Cloud/Vertex AI Search for Commerce (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 26, 2026Updated Aug 26, 2026Source checked Aug 26, 2026First seen by HOL Aug 26, 2026Material review Aug 26, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Google Cloud/Vertex AI Search for Commerce (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Google Cloud/Vertex AI Search for Commercegeneric	>=0 <2026-04-27	2026-04-27

Recommended response

Check inventory. Check lockfiles and deployed manifests for Google Cloud/Vertex AI Search for Commerce.
Review the reported fix. Update Google Cloud/Vertex AI Search for Commerce to 2026-04-27 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 26, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 26, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 26, 2026

Sources and claim methodology

Source referenceunit42.paloaltonetworks.com

Upstream source description

A Predictable Resource Name vulnerability in BigQuery Import Staging in Google Cloud Vertex AI Search for Commerce versions prior to 2026-04-27 on Google Cloud Platform allows an attacker knowing the victim's project number to obtain read/write access to staged data and error logs using predictable bucket names. This vulnerability was patched and no customer action is needed.

Quoted source text, attributed separately from HOL analysis.