CVE-2026-103340: Gemini Labs Site Reviews

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in Gemini Labs Site Reviews site-reviews allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Site Reviews: from n/a through 8.3.2.

Affected products

• Gemini Labs Site Reviews: up to and including 8.3.2

Published 2026-10-01. Last modified 2026-10-01.