PrestaShop XSS in isCleanHTML (pre1.7.8.10/8.0.5/8.1.1)
CVE-2023-39527 Published on August 7, 2023
PrestaShop XSS vulnerability through Validate::isCleanHTML method
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.
Vulnerability Analysis
CVE-2023-39527 can be exploited with network access, requires user interaction and user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a high impact on integrity and availability.
Weakness Types
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2023-39527 has been classified to as a XSS vulnerability or weakness.
What is an Output Sanitization Vulnerability?
The software prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved.
CVE-2023-39527 has been classified to as an Output Sanitization vulnerability or weakness.
Products Associated with CVE-2023-39527
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Affected Versions
PrestaShop:- Version < 1.7.8.10 is affected.
- Version >= 8.0.0, < 8.0.5 is affected.
- Version = 8.1.0 is affected.
Vulnerable Packages
The following package name and versions may be associated with CVE-2023-39527
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| composer | prestashop/prestashop | = 8.1.0 | 8.1.1 |
| composer | prestashop/prestashop | >= 8.0.0, < 8.0.5 | 8.0.5 |
| composer | prestashop/prestashop | < 1.7.8.10 | 1.7.8.10 |
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.