SB2016041210 - Cross-site scripting in Canonical settings (Ubuntu package)

Description

This security bulletin contains information about 1 vulnerability.

1) Cross-site scripting (CVE-ID: CVE-2016-6634)

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in the network settings page in WordPress before 4.5. A remote authenticated attacker can trick the victim to follow a 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

• https://codex.wordpress.org/Version_4.5
• https://github.com/WordPress/WordPress/commit/cb2b3ed3c7d68f6505bfb5c90257e6aaa3e5fcb9