Auth bypass in Shopizer
CVE-2026-110771
Shopizer through 3.2.5 contains an authorization bypass vulnerability that allows authenticated customers to post reviews as other customers by supplying a customerId field. Attackers can send crafted requests to POST /api/v1/auth/products/{id}/reviews to publish reviews and ratings attributed to other store customers, corrupting authorship and product ratings.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/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
Weakness classification (CWE)
References
- github.com/shopizer-ecommerce/shopizer/issues/1112 (issue-tracking)
- hackmd.io/@hieuPenguinnn/shopizer-rest-product-review-idor (technical-description, exploit)
- github.com/shopizer-ecommerce/shopizer/blob/9a1602a664ab882b5420ff4339db45af44a… (technical-description)
- github.com/shopizer-ecommerce/shopizer (product)
- www.vulncheck.com/advisories/shopizer-through-3.2.5-authorization-bypass-via-pr… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110771?
- CVE-2026-110771 is a medium-severity vulnerability in Shopizer, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-10-14.
- How severe is CVE-2026-110771?
- Medium severity. CVSS v3 base score is 4.3 out of 10.