PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables
Impact
Multiple stored Cross-Site Scripting (stored XSS) vulnerabilities in the BO: an attacker who can inject data into the database, via limited back-office access or a previously existing vulnerability, can exploit unprotected variables in back-office templates.
Patches
Patched on 8.2.5 and 9.1.0
Workarounds
None
References
None
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | prestashop/prestashop | >= 9.0.0-alpha.1, < 9.1.0, < 8.2.5 | 9.1.0, 8.2.5 |
| PrestaShop (core) | prestashop/prestashop | >= 9.0.0-alpha.1, < 9.1.0, < 8.2.5 | 9.1.0, 8.2.5 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H- Weakness (CWE)
CWE-79- Platform
- Composer, PrestaShop
- Package
prestashop/prestashop- Disclosed
- 25.03.2026
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-35pf-37c6-jxjv - CC BY 4.0
Vulnerability history: prestashop/prestashop
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 31
- First → latest
- 12.2021 05.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 5
- High 8
- Medium 17
- Low 1
Disclosures per year
- 2021: 1
- 2022: 10
- 2023: 10
- 2024: 5
- 2025: 1
- 2026: 4
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PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables this entry
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