An intrusion at a separate company led to the supply chain attack on 3CX that was disclosed last month, investigators said.
The Chrome flaw is the second zero-day bug in a week that Google has addressed.
GitHub is launching two new features that enable developers to create a private vulnerability reporting channel and provide provenance attestations for their packages.
More ransomware groups are developing custom tools for data exfiltration, to deploy second-stage malware and more.
The Russian APT28 group is exploiting a six-year-old vulnerability in some Cisco IOS and IOS XE router software to install malware known as Jaguar Tooth.