Cross-site scripting in Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme for WordPress



Published: 2019-05-06 | Updated: 2019-05-07
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme
Web applications / Modules and components for CMS

Vendor King-Theme

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Cross-site scripting

EUVDB-ID: #VU18397

Risk: Medium

CVSSv3.1:

CVE-ID: N/A

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of user-supplied input passed via the KC section. A remote attacker with the Contributor or Author privileges 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme: 2.8.1


CPE2.3 External links

http://wpvulndb.com/vulnerabilities/9265/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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