Cross-site scripting in PHP - CVE-2010-3870

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Main Vulnerability Database Vulnerabilities #VU110282

Cross-site scripting in PHP - CVE-2010-3870

Published: February 13, 2023 / Updated: June 8, 2025


Vulnerability identifier: #VU110282
CSH Severity: Medium
CVSS v4.0:
CVE-ID: CVE-2010-3870
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vendor: PHP Group
Affected software:
PHP

Detailed vulnerability description

The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when processing data passed via a crafted string. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


How to mitigate CVE-2010-3870

Install update from vendor's website.

Sources