PrestaShop psgdpr versions through 1.4.3 fail to validate that GDPR consent log entries are attributed to the authenticated customer.
CVE-2026-92809
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.
Assessment
- CVSS
- 5.3 (v4.0)
- Severity
- Medium
- EPSS
- 0.34% chance of exploitation in the next 30 days
- Known exploited
- Not listed in CISA KEV
- Exploit availability
- Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
- Published
- 16 September 2026
- Last updated
- 3 November 2026
- Affected
- PrestaShop · psgdpr
- Assigner
- VulnCheck
CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
At the source
References
- https://github.com/geo-chen/oss/blob/main/prestashop.md#finding-1-idor---authenticated-customers-can-forge-gdpr-consent-records-for-arbitrary-customers
- https://github.com/PrestaShop/psgdpr/blob/v1.4.3/controllers/front/FrontAjaxGdpr.php#L28-L54
- https://github.com/PrestaShop/psgdpr/security/advisories/GHSA-wwqh-cf9m-347f
- https://github.com/PrestaShop/psgdpr/releases/tag/v1.4.4
- https://github.com/PrestaShop/psgdpr
- https://www.vulncheck.com/advisories/prestashop-psgdpr-through-1.4.3-gdpr-log-forgery
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