---
id: CVE-2026-92809
title: >-
  PrestaShop psgdpr versions through 1.4.3 fail to validate that GDPR consent
  log entries are attributed to the authenticated customer
summary: >-
  PrestaShop psgdpr versions through 1.4.3 fail to validate that GDPR consent
  log entries are attributed to the authenticated customer. Authenticated
  attackers can submit arbitrary customer identifiers to create forged consent
  records for …
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'
cwe:
  - CWE-639
vendor: PrestaShop
product: psgdpr
affected:
  - psgdpr <= 1.4.3
published: '2026-09-16'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T20:43:58.793'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-92809'
references:
  - url: 'https://github.com/PrestaShop/psgdpr'
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/PrestaShop/psgdpr/blob/v1.4.3/controllers/front/FrontAjaxGdpr.php#L28-L54
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/geo-chen/oss/blob/main/prestashop.md#finding-1-idor---authenticated-customers-can-forge-gdpr-consent-records-for-arbitrary-customers
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/prestashop-psgdpr-through-1.4.3-gdpr-log-forgery
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.00196
epssPercentile: 0.09598
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-17T18:41:07.270504Z'
ingestedAt: '2026-09-16T21:05:36.883Z'
---

## Overview

PrestaShop psgdpr versions through 1.4.3 fail to validate that GDPR consent log entries are attributed to the authenticated customer. Authenticated attackers can submit arbitrary customer identifiers to create forged consent records for other customers, corrupting audit logs.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.