Two critical defects in FortiClient EMS have been exploited in the past couple weeks. Experts push for users to apply an immediate hotfix.

Voice-based phishing was at the root of multiple attack sprees Mandiant responded to last year, reflecting a concerning shift in tactics.

Cisco’s response to the latest SD-WAN and firewall defects has been fast, but the harder question is how long sophisticated actors had a head start — and…

The company’s latest security update contains the highest number of Android vulnerabilities patched in a single month since April 2018.

The global campaign marks the second series of multiple actively exploited zero-day vulnerabilities in Cisco edge technology since last spring. The similarities don’t end there.

The average time from intrusion to network movement in 2025 was 29 minutes, a 65% increase in speed from the year prior.

Google researchers said Chinese attackers have been exploiting a zero-day since mid-2024, and they’ve moved on to a more advanced version of Brickstorm malware called Grimbolt.

The vendor said the memory-corruption defect was exploited to target specific people, but it did not describe the objectives of the attack.

Shadowserver scans have identified 86 compromised instances, and researchers warn multiple threat groups are involved.

Limited attacks occurred prior to Ivanti’s disclosure, followed by mass exploitation by multiple threat groups. More than 1,400 potentially vulnerable instances remain exposed.