Latest cybersecurity reporting from selected sources.

Cisco Fixes ISE Bug; HPE OneView Under Fire; Exploit Code Drops for n8n FlawThe new year is off to a fresh start on the vulnerability and exploit alert front: Cisco has patched a critical Identity Services Engine; cybersecurity officials warn that an HPE OneView vulnerability is being actively exploited; and proof-of-concept exploits drop for n8n automation software.

Validated, Weaponized Exploit Code for Widely Used Web Framework Bug Now PublicWarnings continue to mount over a critical vulnerability in the widely used web application framework React, with threat intelligence analysts warning that it's being actively targeted by Chinese nation-state groups, and that a legitimate, weaponized proof-of-concept exploit is now public.

But Hacking Groups of All Stripes Now Have Access to Exploit Code, Researchers WarnMicrosoft said an attack campaign targeting zero-day vulnerabilities in on-premises SharePoint servers appears to have begun by July 7, tied to three Chinese hack groups. With proof-of-concept exploit code now in the wild, security experts said hackers of all stripes have joined the fray.

Rapid Patching Urged: Flaws Pose Man-in-the-Middle Attack, Denial of Service RisksMillions of servers are at risk from vulnerabilities in OpenSSH, a widely used, open source remote server management and file transfer tool. The flaws pose man-in-the-middle attack and denial of service exploit risks, and have been patched in the latest version of OpenSSH.

Proof-of-Concept Exploit 'LDAP Nightmare' Crashes 'Any Unpatched Windows Server'Security experts are urging all organizations that use Microsoft Windows to ensure they install patches, released last month, to fix Lightweight Directory Access Protocol denial-of-service and remote code execution flaws. Researchers have released a proof-of-concept exploit for the latter flaw.