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PAN-OS GlobalProtect Authentication Bypass (CVE-2026-0257) Under Active Exploita

BACKGROUND
1 SIGNALFIRST DETECTED 30 May 2026
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How the story developed
Other feeds and industry voices
6 May
Palo Alto PAN-OS Flaw Under Active Exploitation Enables Remote Code Execution

Palo Alto Networks has released an advisory warning that a critical buffer overflow vulnerability in its PAN-OS software has been exploited in the wild. The vulnerability, tracked

REPORT · WHAT · The Hacker NewsOPEN STORY
7 May
PAN-OS RCE Exploit Under Active Use Enabling Root Access and Espionage

Palo Alto Networks has disclosed that threat actors may have attempted to unsuccessfully exploit a recently disclosed critical security flaw as early as April 9, 2026. The

REPORT · HOW · The Hacker NewsOPEN STORY
9 Sept
Cisco confirms CVE-2026-20079 Secure FMC flaw exploited in attacks

Cisco has confirmed that a maximum-severity authentication bypass vulnerability tracked as CVE-2026-20079 in its Secure Firewall Management Center (FMC) software is being actively

REPORT · WHAT · BleepingComputerOPEN STORY
19 Sept
CVE-2026-76460: Maximum-Severity Cisco ISE Authentication Bypass Under Active Exploitation

<h1> CVE-2026-76460: Maximum-Severity Cisco ISE Authentication Bypass Under Active Exploitation </h1> <p>Cisco's Identity Services Engine (ISE) sits at the center of network

REPORT · WHAT · Dev.toOPEN STORY
7 May
Ivanti EPMM CVE-2026-6973 RCE Under Active Exploitation Grants Admin-Level Access

Ivanti is warning that a new security flaw impacting Endpoint Manager Mobile (EPMM) has been explored in limited attacks in the wild. The high-severity vulnerability,

REPORT · WHAT · The Hacker NewsOPEN STORY
29 Jul
Public PoC Released for Exploited Check Point SmartConsole Authentication Bypass

Cybersecurity researchers have shared additional technical details about a recently patched critical security flaw impacting Check Point Security Management Server and

REPORT · WHAT · The Hacker NewsOPEN STORY
3 Aug
N-able warns of N-central auth bypass flaw exploited in attacks

N-able is warning customers that hackers are exploiting an authentication bypass vulnerability (CVE-2026-18577) affecting both hosted and on-premises N-central servers. [...]

REPORT · WHAT · BleepingComputerOPEN STORY
15 May
CISA Adds Cisco SD-WAN CVE-2026-20182 to KEV After Admin Access Exploits

The U.S.Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a newly disclosed vulnerability impacting Cisco Catalyst SD-WAN Controller to its Known Exploited

REPORT · WHAT · The Hacker NewsOPEN STORY
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