Lyrie
Active Exploitation
1 sources verified·1 min read
By Lyrie Threat Intelligence·7/21/2026

0day Intel: ❗️❗️Threat actors are actively exploiting a critical authentication bypass flaw

Source: X search for CVE-2026 critical

Posted: 2026-07-21T05:51:28.000Z

Likes: 114

Full Tweet

❗️❗️Threat actors are actively exploiting a critical authentication bypass flaw in Palo Alto Networks firewalls to breach corporate networks and deploy Qilin ransomware.

Full Story: https://t.co/eIxoPIzIrV

The flaw, tracked as CVE-2026-0257 (CVSS 7.8), affects the GlobalProtect https://t.co/QLcOsh3jHP

Source Link

https://x.com/i/status/2079444123929788462

Lyrie Verdict

Lyrie's autonomous defense layer flags this class of exposure the moment it surfaces — no signature update required.

Validated sources

  1. [1]@1165106855879704577 on X