CVE-2026-92809
PrestaShop psgdpr through 1.4.3 GDPR Log Forgery
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.
Fixes and workarounds
Fix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: VulnCheckAffected products and versions
| Product | Versions | Authority |
|---|---|---|
| psgdpr PrestaShop |
≥ 0; ≤ 1.4.3 (affected, semver)
Other versions: unaffected |
CNA: VulnCheck |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 4.0 / 5.3 medium |
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N | CNA: VulnCheck |
| 3.1 / 4.3 medium |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N | CNA: VulnCheck |
Exploit evidence
References
- https://github.com/geo-chen/oss/blob/main/prestashop.md#finding-1-idor---authenticated-customers-can-forge-gdpr-consent-records-for-arbitrary-customersCNA: VulnCheck · technical-description, exploit
- https://github.com/PrestaShop/psgdpr/blob/v1.4.3/controllers/front/FrontAjaxGdpr.php#L28-L54CNA: VulnCheck · technical-description
- https://github.com/PrestaShop/psgdpr/security/advisories/GHSA-wwqh-cf9m-347fCNA: VulnCheck · vendor-advisory
- https://github.com/PrestaShop/psgdpr/releases/tag/v1.4.4CNA: VulnCheck · patch, release-notes
- https://github.com/PrestaShop/psgdprCNA: VulnCheck · product
- https://www.vulncheck.com/advisories/prestashop-psgdpr-through-1.4.3-gdpr-log-forgeryCNA: VulnCheck · third-party-advisory
For agents and automation
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