CVE-2016-9406 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML into the MyBB user control panel, potentially leading to session hijacking or malicious actions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2016-9406?
CVE-2016-9406 is a medium-severity cross-site scripting vulnerability in Mybb Mybb, published on 31 Jan 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cross-site scripting (XSS) vulnerability in the User control panel in MyBB (aka MyBulletinBoard) before 1.8.7 and MyBB Merge System before 1.8.7 might allow remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Weakness: CWE-79
Which versions are affected by CVE-2016-9406?
It affects 2 products.
Products include Mybb Merge System, Mybb Mybb.
How do I fix CVE-2016-9406?
No fix has been published for CVE-2016-9406 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2016-9406 being exploited?
There is no known exploitation of CVE-2016-9406 in the wild and no public exploit code.
Other vulnerabilities in Mybb Mybb
Sources
Also known as GHSA-jwm4-2m8m-jwjc.