What is CVE-2026-103340?

CVE-2026-103340 is a medium-severity vulnerability in Gemini Labs Site Reviews, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-01.

How severe is CVE-2026-103340?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Gemini Labs Site Reviews

CVE-2026-103340

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.

Vulnerability class: Broken Access Control

Published 2026-10-01 · last modified 2026-10-01.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Gemini Labs Site Reviews

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

patchstack.com/database/wordpress/plugin/site-reviews/vulnerability/wordpress-s… (vdb-entry)

Frequently asked questions

What is CVE-2026-103340?: CVE-2026-103340 is a medium-severity vulnerability in Gemini Labs Site Reviews, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-01.
How severe is CVE-2026-103340?: Medium severity. CVSS v3 base score is 5.3 out of 10.