SB2017011116 - Cross-site scripting in WordPress WordPress

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Main Vulnerability Database SB2017011116

SB2017011116 - Cross-site scripting in WordPress WordPress

Published: January 11, 2017

Security Bulletin ID SB2017011116
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-2017-5490)

Vulnerability allows a remote authenticated attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in the theme-name fallback functionality in "wp-includes/class-wp-theme.php" script in WordPress before 4.7.1. A remote authenticated attacker can trick the victim to follow a specially specially crafted link and execute arbitrary HTML and script code 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