CVE-2019-19908 : Security Advisory and Response

phpMyChat-Plus 1.98 is vulnerable to reflected cross-site scripting (XSS) through the password reset URL.

Understanding CVE-2019-19908

The vulnerability in phpMyChat-Plus 1.98 allows for XSS attacks when JavaScript code is injected into the pmc_username parameter within the pass_reset.php URL.

What is CVE-2019-19908?

The password reset URL in phpMyChat-Plus 1.98 is susceptible to reflected cross-site scripting (XSS) when JavaScript code is injected. The vulnerability lies in the pmc_username parameter within the pass_reset.php URL.

The Impact of CVE-2019-19908

Attackers can execute malicious scripts in the context of the user's browser, potentially leading to account compromise or data theft.
Users may unknowingly trigger the XSS payload by clicking on a crafted link.

Technical Details of CVE-2019-19908

Vulnerability Description

phpMyChat-Plus 1.98 is vulnerable to reflected XSS via JavaScript injection into the password reset URL.
The pmc_username parameter in pass_reset.php is the specific point of vulnerability.

Affected Systems and Versions

Product: phpMyChat-Plus 1.98
Vendor: Not applicable
Versions: Not applicable

Exploitation Mechanism

Attackers inject JavaScript code into the pmc_username parameter within the pass_reset.php URL.
When a user accesses the malicious URL, the injected code executes in the user's browser.

Mitigation and Prevention

Immediate Steps to Take

Avoid clicking on unsolicited or suspicious links, especially those related to password resets.
Implement input validation to sanitize user inputs and prevent script injection.

Long-Term Security Practices

Regularly update phpMyChat-Plus to the latest version to patch known vulnerabilities.
Educate users about the risks of clicking on untrusted links and practicing safe browsing habits.

Patching and Updates

Monitor security advisories for phpMyChat-Plus and apply patches promptly to address security flaws.