Cisco patches another actively exploited SD-WAN zero-day (CVE-2026-20182)
Cisco has patched yet another Catalyst SD-WAN Controller authentication bypass vulnerability (CVE-2026-20182) that has been exploited as a zero-day by “a hig...
Zero-Day
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Microsoft Reports Severe Zero-Day Flaw in On-Prem Exchange Servers
The zero-day vulnerability affects on-premises installations for all versions of Exchange Server 2016, 2019 and Subscription Edition
Microsoft Warns of Exchange Server Zero-Day Exploited in the Wild
Microsoft has shared mitigations for CVE-2026-42897 until a permanent patch can be released for affected Exchange Server versions. The post Microsoft Warns o...
Microsoft warns of Exchange zero-day flaw exploited in attacks
On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow threat actors to execute arbitrar...
Microsoft Edge, Windows 11, and LiteLLM Fall to Exploits at Pwn2Own Berlin 2026
The world’s top ethical hackers wasted no time breaking into modern software and AI systems on the opening day of Pwn2Own Berlin 2026, exposing critical zero...
Researchers uncover YellowKey and GreenPlasma Windows Zero-Days
Researchers disclosed two new Windows zero-days named YellowKey and GreenPlasma affecting BitLocker and the CTFMON framework. A security researcher known as ...
Cisco Patches Another SD-WAN Zero-Day, the Sixth Exploited in 2026
The zero-day, tracked as CVE-2026-20182, has been exploited in targeted attacks by a sophisticated threat actor identified as UAT-8616. The post Cisco Patche...
Pwn2Own Berlin 2026, Day One: $523,000 paid out, AI products fall
Pwn2Own Berlin 2026 day one saw 22 entries and 24 zero-days across major software, with researchers earning $523,000 in total rewards. Day one of Pwn2Own Ber...
Palo Alto Firewalls Hit by Zero-Day Allowing Arbitrary Code Execution as Root
A devastating zero-day vulnerability in Palo Alto Networks firewalls is under active exploitation by suspected state-sponsored hackers, allowing unauthentica...
Frequently asked questions about the continued exploitation of Cisco Catalyst SD-WAN vulnerabilities (CVE-2026-20182)
Multiple critical authentication bypass vulnerabilities in Cisco Catalyst SD-WAN Controller and Manager are under active exploitation by multiple threat clus...
Cisco warns of new critical SD-WAN flaw exploited in zero-day attacks
Cisco is warning that a critical Catalyst SD-WAN Controller authentication bypass flaw, tracked as CVE-2026-20182, was actively exploited in zero-day attacks...
Windows BitLocker 0-Day Vulnerability Exposes Encrypted Drives to Unauthorized Access
A newly disclosed Windows zero-day, YellowKey, is attracting significant attention because it can bypass BitLocker protection and expose data on encrypted dr...
Fortinet fixes two critical RCE flaws in FortiAuthenticator and FortiSandbox
Fortinet released a batch of patches across its products on Patch Tuesday, including two critical vulnerabilities that can lead to remote code execution. For...
Windows BitLocker zero-day gives access to protected drives, PoC released
A cybersecurity researcher has published proof-of-concept (PoC) exploits for two unpatched Microsoft Windows vulnerabilities named YellowKey and GreenPlasma,...
What happens when China’s AI catches up to Mythos?
The Trump-Xi summit opening in Beijing this week carries an agenda item unlike any in the history of US-China diplomacy: what to do about artificial intellig...
Google entdeckt erstmals KI-basierten Zero-Day-Exploit
Willkommen im neuen, KI-geschwängerten Bedrohungszeitalter. Gorodenkoff / Shutterstock Die Google Threat Intelligence Group (GTIG) warnt davor, dass kriminel...
Microsoft Patch Tuesday, May 2026 Security Update Review
May 2026’s Patch Tuesday arrives with Microsoft addressing a fresh set of vulnerabilities across its ecosystem, reinforcing the ongoing need for timely patch...
Pwn2Own Berlin 2026 Hits Capacity as Rejected Hackers Release 0-Days
Pwn2Own Berlin 2026 reportedly reached full capacity for the first time, prompting rejected researchers to publicly disclose zero-day exploits targeting Fire...
Google reports first known AI-assisted zero-day exploit in the wild
Attackers used AI to create an exploit script for a 2FA bypass flaw in an open-source project.
OpenAI Daybreak Automates Vulnerability Detection and Patching
The relentless race against zero-day exploits and sophisticated cyberattacks requires a revolutionary approach to software security. Defenders are constantly...