CVE-2016-1937 Cross-site scripting in n/a
Remote attackers can perform clickjacking attacks in Firefox by exploiting a protocol-handler dialog flaw that confuses single and double clicks.
- 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
- Available
What is CVE-2016-1937?
CVE-2016-1937 is a medium-severity cross-site scripting vulnerability in Mozilla Firefox, published on 31 Jan 2016. 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
The protocol-handler dialog in Mozilla Firefox before 44.0 allows remote attackers to conduct clickjacking attacks via a crafted web site that triggers a single-click action in a situation where a double-click action was intended.
Weakness: CWE-79
Which versions are affected by CVE-2016-1937?
It affects 3 products.
Products include Mozilla Firefox, Opensuse Leap, Opensuse Opensuse.
How do I fix CVE-2016-1937?
Upgrade to a fixed version.
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-2016-1937 being exploited?
There is no known exploitation of CVE-2016-1937 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as GHSA-c8cc-37rm-6jp9, UBUNTU-CVE-2016-1937.