Critical Alert 4 Active Exploits Detected Today

CVE-2026-19490 — Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability →
CVE-2025-25249 — Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability →
CVE-2026-87491 — Google Chromium V8 Out of Bounds Write Vulnerability →
CVE-2026-20079 — Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability →
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September 10, 2026

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CVE-2026-56290NVD

Vulnerability Summary

Joomla Extension - joomlack.fr - Unauthenticated file upload in Page Builder CK extension < 3.6.0 - The Joomla extension Page Builder CK is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE.
Severity Level
UNKNOWN
Published Date
Jun 29, 2026
Last Modified
Aug 12, 2026
Exploitation Status
ACTIVE
EPSS Score (30-Day)
30.38%Probability
Root Weakness (CWE)
N/A

External References