SB2017030616 - Cross-site scripting in WordPress WordPress

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Main Vulnerability Database SB2017030616

SB2017030616 - Cross-site scripting in WordPress WordPress

Published: March 6, 2017

Security Bulletin ID SB2017030616
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Cross-site scripting (CVE-ID: CVE-2017-6817)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability is caused by incorrect filtration of input data passed via video URL in YouTube embeds (wp-includes/embed.php). A remote attacker with ability to add videos can inject arbitrary HTML and script code and execute it in victim’s browser in security 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

Install update from vendor's website.

References