# MA-500.072015: MyCERT Advisory - WordPress Releases Security Update

**Date:** 24 Jul 2015  
**Source:** https://www.mycert.org.my/portal/advisory?id=MA-500.072015  
**Advisory ID:** MA-500.072015

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#### **1.0 Introduction**
WordPress 4.2.2 and prior versions contain critical cross-site scripting vulnerabilities. Users and administrators are encouraged to review the WordPress Security and Maintenance Release and upgrade to WordPress 4.2.3.
**2.0 Impact**
These updates address vulnerabilities that could potentially allow a remote attacker to take control of an affected website.
**3.0 Affected Products**
The affected products are WordPress versions 4.2.2 and earlier versions.
**4.0 Recommendation**
MyCERT highly recommended users of these applications to upgrade to the latest version of the affected products.
- Wordpress users are highly advice to download latest version of Wordpress (4.2.3) which is available at:
<https://wordpress.org/download/>
- WordPress 4.2.3 also contains fixes for 20 bugs from 4.2. For more information, see the release notes and list of changes.
<https://codex.wordpress.org/Version_4.2.3>
[https://core.trac.wordpress.org/log/branches/4.2?rev=33382&stop\_rev      =32430](https://core.trac.wordpress.org/log/branches/4.2?rev=33382&stop_rev%09=32430)
- Another way is by utilizing the Wordpress interface, in which users can go to “Dashboard > Updates” and click “Update Now”.
Generally, MyCERT advises the users of this software to be updated with the latest security announcements by the vendor and follow best practice security policies to determine which updates should be applied.
For further enquiries, please contact MyCERT through the following channels:
E-mail : [[email protected]](/cdn-cgi/l/email-protection#3a5943585f480303037a5943585f48495f594f48534e43145743) or [[email protected]](/cdn-cgi/l/email-protection#412c3822243335012c38222433356f2e33266f2c38) 
Phone : 1-300-88-2999 (monitored during business hours)
Fax : +603 89453442 
Handphone : +60 19 2665850 (24x7 call incident reporting)
SMS : CYBER999 REPORT EMAIL COMPLAINT to 15888
Business Hours : Mon - Fri 09:00 AM - 18:00 PM MYT
Web : [https://www.mycert.org.my](https://www.mycert.org.my/)
Twitter : <http://www.twitter.com/mycert>
Facebook: <http://www.facebook.com/mycert.org.my>
Cyber999 Mobile Apps:  [IOS Users](https://itunes.apple.com/my/app/cyber999-mobile-application/id888552400?mt=8&ign-mpt=uo%3D4) or [Android Users](https://play.google.com/store/apps/details?id=my.cyber999.mobile)
**5.0References**
- WordPress Releases Security Update:
<https://www.us-cert.gov/ncas/current-activity/2015/07/23/WordPress-Releases-Security-Update>
- WordPress 4.2.3 Security and Maintenance Release:
<https://wordpress.org/news/2015/07/wordpress-4-2-3/>