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Cross-site scripting in Gallery PhotoBlocks plugin for WordPress



Published: 2020-07-31
Severity Low
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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Gallery PhotoBlocks – Visual Photo Gallery
Web applications / Modules and components for CMS

Vendor Green Tree Labs

Security Advisory

This security advisory describes one low risk vulnerability.

1) Cross-site scripting

Severity: Low

CVSSv3: 4.7 [CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C] [PCI]

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, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5, 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.0.10, 1.0.11, 1.0.12, 1.0.13, 1.0.14, 1.0.17, 1.0.18, 1.0.19, 1.0.19.1, 1.1.0, 1.1.1, 1.1.2, 1.1.2.1, 1.1.3, 1.1.4, 1.1.5, 1.1.6, 1.1.6.1, 1.1.6.2, 1.1.7, 1.1.8, 1.1.9, 1.1.10, 1.1.11, 1.1.12, 1.1.13, 1.1.14, 1.1.15, 1.1.16, 1.1.17, 1.1.18, 1.1.19, 1.1.21, 1.1.22, 1.1.23, 1.1.24, 1.1.25, 1.1.26, 1.1.27, 1.1.28, 1.1.30, 1.1.31, 1.1.32, 1.1.33, 1.1.34, 1.1.35, 1.1.36, 1.1.39, 1.1.40, 1.1.41, 1.1.42, 1.1.43, 1.1.44, 1.1.45, 1.1.46, 1.1.47, 1.1.48, 1.1.49, 1.1.50

CPE External links

https://wpvulndb.com/vulnerabilities/10334/
https://plugins.trac.wordpress.org/changeset/2340901
https://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.



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