Vulnerability identifier: #VU18249

Vulnerability risk: Medium

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2019-6117

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Photo Gallery – Image Gallery by Ape
Web applications / Modules and components for CMS

Vendor: galleryape

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 passed via the classGallery.php getCategories function. A remote attacker can permanently store 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 update from vendor's website.

Vulnerable software versions

Photo Gallery – Image Gallery by Ape: 1.6.14

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External links
http://earthmanet.github.io/2019/01/05/Wordpress%20plugin%20Gallery%20Images%20Ape%201.6.14-Stored%20Cross-Site%20Scripting/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.