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CVE-2023-39527

HighPublished

PrestaShop XSS vulnerability through Validate::isCleanHTML method

Published: Aug 7, 2023
Updated: Oct 3, 2024
Assigning CNA: GitHub_M
Evidence observed: Aug 8, 2026

Primary CVSS

8.3/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:H/A:H

EPSS probability estimate

0.5%

Low · next 30 days

Percentile: 42.5%
Model date: Oct 17, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

PrestaShop is an open source e-commerce web application. Versions prior to 1.7.8.10, 8.0.5, and 8.1.1 are vulnerable to cross-site scripting through the `isCleanHTML` method. Versions 1.7.8.10, 8.0.5, and 8.1.1 contain a patch. There are no known workarounds.

Sources

fixcve2023_39526_2023_39527Patch
Prestashop fix vulnerability CVE-2023-39526 & CVE-2023-39527

Responsible use

Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.