We’d like to inform you that two security holes were found in two plugins which are very common on multiple MyBB forums out there.
MyBB Development Blog
Welcome to the MyBB Development Blog. Here you'll find updates relating to the development of future versions of MyBB as well as technical discussions, tips, tricks and modifications to help you get the most out of MyBB.
Archive for the ‘Security’ Category
1.6.4 Security Vulnerability
When 1.6.4 was announced almost 3 months ago it was one of the biggest updates MyBB has ever released. It fixed over 100 issues and brought performance improvements for MyBB forums – large or small – across the world. It was also popular for people who were new to MyBB – starting their project for [...]
MyBB 1.6.4 Released – Feature Update, Security & Maintenance Release
MyBB 1.6.4 is now available from the MyBB website and is a feature update, security and maintenance release for the 1.6 series. What’s added/changed in this version? In 1.6.4, there are 2 new updates and over 100 reported issues fixed. Please be aware that not all of the existing problems have been fixed in this [...]
MyBB 1.6.3 and 1.4.16 Security Update
MyBB 1.6.3 and 1.4.16 are now available to download. They fix 1 high risk vulnerability and 1 low risk vulnerability. We recommend everyone upgrades to this release immediately or patch their boards with the manual patching instructions below. Thanks to Charlie Somerville and thebod for discovering them. These vulnerabilities are: An SQL injection vulnerability in [...]
MyBB 1.6.2 and 1.4.15 – Security Update
MyBB 1.6.2 is a security update to the 1.6 series. It fixes 2 medium risk security vulnerabilities and one low risk issue. We recommend everybody upgrades to this release as soon as possible – or patch their boards with the manual instructions below. MyBB 1.4.15 is also a security update to the 1.4 series which [...]
MyBB 1.4.13 Released – Security Patches to MyBB 1.4.12
MyBB 1.4.13 is now available on the MyBB website and is a patch to MyBB 1.4.12 which introduced two regressions related to the security updates in MyBB 1.4.12. This release is to ensure that all users on 1.4.12 have the proper security patches applied to their forum. Thank you to Pirata Nervo and Labrocca for [...]
MyBB 1.4.12 Released – Security & Maintenance Update
MyBB 1.4.12 is now available on the MyBB website and is a security and maintenance update to MyBB 1.4.11. This will be the last maintenance release of the MyBB 1.4 series. We will still continue to provide security updates for the MyBB 1.4 series. This release is to ensure that all users on 1.4.11 have [...]
MyBB 1.4.11 Released – Minor Patch & Security Update
MyBB 1.4.11 is now available on the MyBB website and is a minor patch update to 1.4.10. This release is to ensure that all users on 1.4.10 have the latest patches, to fix a small and rare bug that with malicious intent can be used to assist a Denial-of-Service attack, and to patch a low [...]
Securing your MyBB Installation
There are many things you can do to keep your MyBB Installation secure – the below list contains 5 basic ways to make sure your MyBB Forum is as secure as possible. I’ve tried to keep it as simple and concise as possible. Leave a comment if you don’t understand and we’ll clarify. Keep your [...]


