XSS in WP All Import plugin for WordPress

Published: 2019-04-15 16:33:46 | Updated: 2019-04-15
Severity Medium
Patch available NO
Number of vulnerabilities 2
CVE ID CVE-2018-16258
CVE-2018-16259
CVSSv3 5.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:U/RC:C]
5.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:U/RC:C]
CWE ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software Import any XML or CSV File to WordPress
Vulnerable software versions Import any XML or CSV File to WordPress 3.4.9
Vendor URL Soflyy

Security Advisory

1) Cross-site scripting

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 passed via "custom_type" parameter. A remote 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.

Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links

https://ansawaf.blogspot.com/2019/04/xss-in-import-any-xml-or-csv-file-for.html
https://docs.google.com/document/d/1Lfk0YQMIhlMCOOvVRX8HkU6C50s9QSW7C-9gnNmzsHY/edit?usp=sharing

2) Cross-site scripting

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 passed via the "large_feed_limit" parameter. A remote 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.

Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links

https://ansawaf.blogspot.com/2019/04/xss-in-import-any-xml-or-csv-file-for.html
https://docs.google.com/document/d/1Lfk0YQMIhlMCOOvVRX8HkU6C50s9QSW7C-9gnNmzsHY/edit?usp=sharing