Cross-site scripting in Gallery PhotoBlocks plugin for WordPress

1) Cross-site scripting

EUVDB-ID: #VU32944

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

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 sanitization of user-supplied data in gallery name parameter and image caption parameter. A remote authenticated 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gallery PhotoBlocks - Visual Photo Gallery: 1.0.0 - 1.1.50

CPE2.3

• cpe:2.3:a:greentreelabs:photoblocks-grid-gallery:1.0.0:*:*:*:*:wordpress:*:*
• cpe:2.3:a:greentreelabs:photoblocks-grid-gallery:1.0.1:*:*:*:*:wordpress:*:*
• cpe:2.3:a:greentreelabs:photoblocks-grid-gallery:1.0.2:*:*:*:*:wordpress:*:*

External links

http://wpvulndb.com/vulnerabilities/10334/
http://plugins.trac.wordpress.org/changeset/2340901
http://fortiguard.com/zeroday/FG-VD-20-091

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.