📰 DAILY THREAT BRIEFING
Monday, June 1, 2026
12 News Items
THN · BleepingComputer · Krebs · Dark Reading · SANS

📰 Cybersecurity News Headlines

Top stories from leading cybersecurity publications as of June 1, 2026.

  1. Unidentified RAT pushes NetSupport RAT, (Mon, Jun 1st)
    — SANS ISC

    Introduction
  2. YARA-X 1.17.0 Release, (Sun, May 31st)
    — SANS ISC

    YARA-X's 1.17.0 release brings 5 improvements (several performance improvements) and 1 bugfix.
  3. WP Maps Pro bug exploited to create admin accounts on WordPress sites
    — Bleeping Computer

    Hackers are targeting WordPress websites running a vulnerable version of the WP Maps Pro plugin, which allows creating rogue administrator a…
  4. Dutch Authorities Dismantle Botnet Linked to 17 Million Infected Devices
    — The Hacker News

    Dutch authorities have announced the takedown of a botnet that enslaved millions of infected devices, including computers, tablets, smartpho…
  5. Palo Alto GlobalProtect VPN auth bypass flaw now exploited in attacks
    — Bleeping Computer

    Palo Alto Networks is warning that hackers are now exploiting a PAN-OS GlobalProtect authentication bypass flaw, tracked as CVE-2026-0257, i…
  6. New CIFSwitch Linux flaw gives root on multiple distributions
    — Bleeping Computer

    A newly discovered local privilege escalation vulnerability dubbed 'CIFSwitch' in the Linux kernel could allow attackers to forge CIFS authe…
  7. PAN-OS GlobalProtect Authentication Bypass (CVE-2026-0257) Under Active Exploitation
    — The Hacker News

    Palo Alto Networks has warned that a recently disclosed medium-severity security flaw impacting PAN-OS and Prisma Access has come under acti…
  8. Name That Toon: Mark of (Cybersecurity) Progress
    — Dark Reading

    As part of Dark Reading's 20th anniversary package, we asked readers for a cybersecurity-related caption that captures their thoughts about …
  9. ChatGPT share links abused to host fake outage pages to deliver malware
    — Bleeping Computer

    Threat actors are abusing ChatGPT's content-sharing feature to display fake OpenAI outage pages that direct users to download malware disgui…
  10. ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface
    — The Hacker News

    Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI) assist…
  11. Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit
    — The Hacker News

    An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initia…
  12. Asia's Cyber Insurance Market Shows Signs of Life
    — Dark Reading

    The cyber insurance industry has made relatively weak inroads into Asia due to a a variety of factors, but that could be changing.

Generated by HiveNet.ai Threat Intelligence Platform · June 1, 2026 · Sources: The Hacker News, Bleeping Computer, Krebs on Security, Dark Reading, SANS ISC