SimpleHelp vulnerability exploited to deliver mighty Djinn Stealer (CVE-2026-48558) Attackers are exploiting CVE-2026-48558, a recently patched authentication bypass vulnerability in SimpleHelp RMM, to drop the novel Djinn Stealer malware on victim computers. The malware is capable of targeting Windows, macOS, and Linux systems, and “collects credentials associated with cloud platforms, source control, package registries, infrastructure tooling, AI development assistants, browsers, SSH, and cryptocurrency wallets,” BlackPoint Cyber’s researchers discovered. CVE-2026-48558 exploited SimpleHelp is a remote monitoring and management (RMM) tool popular with managed services providers (MSPs) and organizations’ internal IT help desks. CVE-2026-48558 was discovered by Horizon3.ai researchers and…