Week in review: Cisco patches SD-WAN 0-day, unpatched Microsoft Exchange Server flaw exploited – Help Net Security
By Help Net Security Publication Date: 2026-05-17 08:00:00 Here’s an overview of some of last week’s most interesting news, articles,…
Tag: 0day
Microsoft Exchange Active 0-Day Exploit—Enable Emergency Mitigation Now
By Davey Winder Publication Date: 2026-05-16 16:47:00 Microsoft confirms Exchange zero-day, CISA warns it’s under active exploitation. getty It’s been…
Microsoft Defender 0-Day Vulnerability “RedSun” Enables Full SYSTEM Access
By Guru Baran Publication Date: 2026-04-17 05:08:00 A newly disclosed zero-day vulnerability in Microsoft Defender, dubbed “RedSun,” allows an unprivileged…
1 Billion Microsoft Users Warned As Angry Hacker Drops 0-Day Exploit
By Davey Winder Publication Date: 2026-04-07 11:31:00 A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit,…
CISA Warns of Cisco Secure Firewall Management Center 0-Day Exploited in Ransomware Attacks
By Abinaya Publication Date: 2026-03-20 11:42:00 CISA Warns Cisco Secure Firewall Management Center 0-Day Exploit An urgent warning highlights a…
Cisco Firewall 0-day Vulnerability Exploited in the Wild to Deploy Interlock Ransomware
By Guru Baran Publication Date: 2026-03-18 17:45:00 An active campaign by the Interlock ransomware group is exploiting a critical zero-day…
Ransomware crims abused Cisco 0-day weeks before disclosure
By Jessica Lyons Publication Date: 2026-03-18 17:40:00 Ransomware criminals exploited CVE-2026-20131, a maximum-severity bug in Cisco Secure Firewall Management Center…
PoC Exploit Released Cisco SD-WAN 0-Day Vulnerability Exploited in the Wild
By Abinaya Publication Date: 2026-03-06 02:26:00 PoC Exploit Released Cisco SD-WAN 0-Day Vulnerability A public proof-of-concept (PoC) exploit has been…
Critical Android Update—Google Confirms 0-Day Security Bypass Attacks
By Davey Winder Publication Date: 2026-03-03 14:16:00 Google has confirmed a new and actively exploited zero-day security vulnerability targeting Android…
Week in review: Self-spreading npm malware hits developers, Cisco SD-WAN 0-day exploited since 2023 – Help Net Security
By Help Net Security Publication Date: 2026-03-01 09:00:00 Here’s an overview of some of last week’s most interesting news, articles,…