Category: GBHackers Security | #1 Globally Trusted Cyber Security News Platform

Hackers Exploit Critical Fortinet FortiSandbox Flaws in Active Attacks

Security researchers have reported active exploitation attempts targeting multiple critical vulnerabilities in Fortinet FortiSandbox appliances, raising concerns about potential compromises in enterprise security infrastructure. According to threat intelligence shared by Defused Cyber, attackers have started leveraging newly disclosed flaws, including…

Microsoft Teams Relay Abused by Hackers to Hide Malicious Traffic

Microsoft Teams’ trusted infrastructure has been exploited by threat actors to secretly route malicious traffic, leading to a highly stealthy ransomware campaign attributed to the DragonForce group. Security researchers have discovered a novel technique in which attackers exploit Microsoft Teams’…

Microsoft Website Displays Security Warning After Certificate Expiry

Microsoft has triggered widespread browser security warnings after allowing the TLS certificate for a critical Microsoft 365 connectivity testing domain to expire, raising concerns over certificate lifecycle management practices. The affected domain, connectivity.office.com, widely used by system administrators and enterprise…

Jenkins RCE Flaw Exploited by Attackers in the Wild

A remote code execution (RCE) vulnerability in Jenkins, tracked as CVE-2026-53435, is now actively exploited in the wild. The flaw, stemming from insecure deserialization during Jenkins’ config.xml processing, allows unauthenticated or low-privileged attackers to execute arbitrary code on vulnerable instances, posing a…