GhostPoster malware hid inside 17 Firefox add-ons, abusing logo files to hijack links, inject tracking code, and run ad fraud ...

More than a dozen Firefox extensions were found to be malicious, planting backdoors and keeping track of user browsing habits, experts have warned. This is according to security researchers from Koi ...

A set of 57 Chrome extensions with 6,000,000 users have been discovered with very risky capabilities, such as monitoring browsing behavior, accessing cookies for domains, and potentially executing ...