SB2020071023 - Cross-site scripting in Jobmonster theme for WordPress

Description

This security bulletin contains information about 1 security vulnerability.

1) Cross-site scripting (CVE-ID: N/A)

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. 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.

PoC:

https://[host]/resumes/?s=%22%3E%3Cimg+src%3Dx+onerror%3Dalert(1)%3E

Remediation

Install update from vendor's website.

References

• https://wpscan.com/vulnerability/10301
• https://themeforest.net/item/jobmonster-job-board-wordpress-theme/10965446