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 highly …
Google researchers uncover criminal zero-day exploit likely built with AI
Google’s threat intelligence researchers have linked a zero-day exploit to AI-assisted development by a criminal group. The exploit targeted a popular open-source …
Ivanti EPMM vulnerability exploited in zero-day attacks (CVE-2026-6973)
Ivanti has released fixes for 5 high-severity vulnerabilities in its Endpoint Manager Mobile (EPMM) solution, one of which (CVE-2026-6973) has being exploited as a zero-day by …
State-sponsored hackers likely behind zero-day attacks on Palo Alto firewalls
Palo Alto Networks believes the in-the-wild exploitation of a zero-day vulnerability (CVE-2026-0300) in its firewalls is likely the work of state-sponsored threat actors. A …
Root-level RCE vulnerability in Palo Alto firewalls exploited (CVE-2026-0300)
A critical vulnerability (CVE-2026-0300) affecting Palo Alto Networks firewalls is being actively exploited by attackers, the security company acknowledged today, and urged …
cPanel zero-day exploited for months before patch release (CVE-2026-41940)
A critical authentication bypass vulnerability (CVE-2026-41940) in cPanel, a popular web-based control panel for managing web hosting accounts, is being exploited by attackers …
Researcher drops two more Microsoft Defender zero-days, all three now exploited in the wild
The security researcher who earlier this month published a proof-of-concept (PoC) exploit for a zero-day privilege escalation vulnerability in Microsoft Defender is back with …
Adobe issues emergency fix for Acrobat Reader flaw exploited in the wild (CVE-2026-34621)
Adobe has pushed out an emergency security update for Adobe Acrobat Reader, patching a zero-day vulnerability (CVE-2026-34621) exploited in the wild since November 2025. About …
Acrobat Reader zero-day exploited in the wild for many months (CVE-2026-34621)
Unknown attackers have exploited a zero-day Adobe Acrobat Reader vulnerability since November 2025 and possibly even earlier, security researcher Haifei Li has discovered. PDF …
BlueHammer: Windows zero-day exploit leaked
A buggy but functional proof-of-concept (PoC) exploit for an unpatched Windows local privilege escalation vulnerability dubbed BlueHammer has been published on GitHub by …
FortiClient EMS zero-day exploited, emergency hotfixes available (CVE-2026-35616)
Defused Cyber has spotted a critical Fortinet FortiClient Endpoint Management Server (EMS) zero-day vulnerability (CVE-2026-35616) being exploited in the wild. This time …
Google fixes Chrome zero-day with in-the-wild exploit (CVE-2026-5281)
Google has fixed 21 vulnerabilities affecting its popular Chrome browser, among them a zero-day (CVE-2026-5281) with an in-the-wild exploit. About CVE-2026-5281 As per usual, …
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