PT-2026-28174 · Unknown · Prestashop

Highjoleliev · Published 2026-03-25 · Updated 2026-03-30 · CVE-2026-33673

Positive Technologies (AI Summary)

CVSS v3.1

7.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions PrestaShop versions prior to 8.2.5 PrestaShop versions prior to 9.1.0

Description PrestaShop is susceptible to stored Cross-Site Scripting (stored XSS) issues within the back-office (BO). An attacker capable of injecting data into the database, potentially through limited back-office access or a pre-existing flaw, can exploit unprotected variables in back-office templates.

Recommendations Update to PrestaShop version 8.2.5 or later. Update to PrestaShop version 9.1.0 or later.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BIT-PRESTASHOP-2026-33673

CVE-2026-33673

GHSA-35PF-37C6-JXJV

Affected Products

Prestashop

References · 10

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33673.json · Exploit
• https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv · Vendor Advisory
• https://osv.dev/vulnerability/BIT-prestashop-2026-33673 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-33673 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-35pf-37c6-jxjv · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-33673 · Security Note
• https://github.com/PrestaShop/PrestaShop · Note
• https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0 · Note
• https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5 · Note
• https://twitter.com/CVEnew/status/2037513424792404133 · Twitter Post