Vulnerability identifier: #VU19798

Vulnerability risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-4826

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Welcart e-Commerce
Web applications / Modules and components for CMS

Vendor: Collne Inc.

Description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in the Collne Welcart e-Commerce plugin before 1.8.3 for WordPress. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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
Update to version 1.8.3.

Vulnerable software versions

Welcart e-Commerce: 0.7 - 1.8.2

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External links
http://www.welcart.com/community/archives/78977
http://jvndb.jvn.jp/en/contents/2016/JVNDB-2016-000116.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.