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#cve-2026-0257

5 stories taggedcve-2026-0257.

A photoreal editorial image of a server room corridor at night, one rack door slightly ajar with a soft red warning light spilling out, blue status LEDs on netw
Ransomware

Qilin Ransomware Crews Break In Through Palo Alto Firewall Flaw

Arctic Wolf Labs says attackers used CVE-2026-0257, a now-patched authentication bypass in PAN-OS, to get inside networks before deploying Qilin ransomware in June 2026.

3 min read
Photoreal editorial shot of a dimly lit server room with a rack-mounted enterprise firewall appliance glowing red on its status LEDs, blue network cables tangle
Ransomware

Qilin ransomware crew is breaking into Palo Alto VPNs through an unpatched flaw

Arctic Wolf says multiple Qilin affiliates are exploiting CVE-2026-0257 in Palo Alto Networks firewalls to encrypt whole networks. Over 167,000 VPN instances remain exposed online.

3 min read
Vulnerabilities

Palo Alto Confirms In-the-Wild Abuse of GlobalProtect Auth Bypass (CVE-2026-0257)

An unknown actor is exploiting a 7.8-rated authentication bypass in PAN-OS portals and gateways to slip past GlobalProtect logins.

2 min read
Vulnerabilities

CVE-2026-0257: Palo Alto GlobalProtect Authentication Bypass Hit in the Wild Within Days of Disclosure

A credential-less VPN session forgery flaw in PAN-OS moved from 'medium severity, no known exploitation' to CISA's KEV catalog in sixteen days. Federal agencies had 72 hours to patch.

2 min read
Vulnerabilities

Palo Alto GlobalProtect Auth Bypass Hits Live Exploitation

CVE-2026-0257 lets attackers stand up unauthorized VPN sessions against PAN-OS and Prisma Access. Patches are out. So are the exploits.

2 min read
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