There's a report that 79 Netgear router models have an un-patched security vulnerability, some of the firmware versions goes back to models first released in 2007.

The researchers say this proof of concept exploit opens to door for an attacker to take over the router, and they reported this to Netgear at the beginning of the year.

[zdnet.com...]

Here's more on the exploit over on Github, along with the firmware versions full list of routers affected.
[github.com...]