Cybersecurity

F5 BIG-IP APM PoisonedRefresh: Fileless PHP Web Shell After CVE-2025-53521 — Patch ≠ Clean

F5 BIG-IP APM PoisonedRefresh: Fileless PHP Web Shell After CVE-2025-53521 — Patch ≠ Clean

PoisonedRefresh injects a PHP webshell into BIG-IP APM memory after CVE-2025-53521. Patching alone does not remove the implant....

Windows ALPC Heap Overflow CVE-2026-85880: AppContainer to SYSTEM Zero-Day (Not the Update Stack Bug)

Windows ALPC Heap Overflow CVE-2026-85880: AppContainer to SYSTEM Zero-Day (Not the Update Stack Bug)

CVE-2026-85880 is an exploited Windows ALPC heap overflow to SYSTEM — separate from Update Stack CVE-2026-81963. KEV due September 22....

UNC3569 / Sogou Input Method CVE-2026-51990: One-Click RCE to GRAYRABBIT

UNC3569 / Sogou Input Method CVE-2026-51990: One-Click RCE to GRAYRABBIT

Gen Digital observed UNC3569 exploiting CVE-2026-51990 in Sogou Input Method to deploy GRAYRABBIT. Fix ≥ 16.3.0.3498....

Cisco Secure Email Gateway CVE-2026-76461: Unauth SQL Injection to Root — KEV Due Wednesday

Cisco Secure Email Gateway CVE-2026-76461: Unauth SQL Injection to Root — KEV Due Wednesday

CVE-2026-76461: unauthenticated SQL injection in Cisco AsyncOS email parsing escalates to root. CISA KEV due September 17, 2026. Fixed AsyncOS…

GitLab CVE-2026-85706: One Request, No Login, Your Secrets on Disk — Patch Deadline Is Today

GitLab CVE-2026-85706: One Request, No Login, Your Secrets on Disk — Patch Deadline Is Today

Self-hosted GitLab: one unauthenticated commits-API request can read secrets on disk. Federal due date is today....

ConnectWise ScreenConnect CVE-2026-84869: Guest Session, Host Compromise — KEV Due Today

ConnectWise ScreenConnect CVE-2026-84869: Guest Session, Host Compromise — KEV Due Today

A ScreenConnect client bug can transfer and run files on the host without confirmation. Due today....

Chrome CVE-2026-87491: Google’s Seventh Exploited Zero-Day of 2026 — Update to 153

Chrome CVE-2026-87491: Google’s Seventh Exploited Zero-Day of 2026 — Update to 153

Google patched a V8 bug already exploited in the wild. Chrome 153 is the floor....

WatchGuard Firebox CVE-2025-14733: CISA Flags Ransomware Use on a Stubborn Edge RCE

WatchGuard Firebox CVE-2025-14733: CISA Flags Ransomware Use on a Stubborn Edge RCE

CISA marked the WatchGuard Firebox RCE as known ransomware campaign use. Patch the edge....

The 5-Minute Cyber Brief: September 14, 2026

The 5-Minute Cyber Brief: September 14, 2026

Monday due dates: GitLab file-read, ScreenConnect client, Chrome’s seventh 2026 zero-day, WatchGuard ransomware flag....

The 5-Minute Cyber Brief: September 11, 2026

The 5-Minute Cyber Brief: September 11, 2026

Published: 09/11/26 Today’s pattern is management-plane root: when the systems that configure firewalls, terminate VPN, and run ERP kernels become…

SAP OVERPASS CVE-2026-44756: unauth OS command exec on NetWeaver/Web Dispatcher

SAP OVERPASS CVE-2026-44756: unauth OS command exec on NetWeaver/Web Dispatcher

OVERPASS: pre-auth memory corruption in the SAP kernel SAP’s September 2026 Patch Day, with Onapsis Research Labs, shipped Security Note…

Check Point twin CVSS 9.8s in VPN certificate path (CVE-2026-85102 / 85103)

Check Point twin CVSS 9.8s in VPN certificate path (CVE-2026-85102 / 85103)

Two CVSS 9.8 bugs in VPN certificate parsing Check Point disclosed on September 9, 2026 two critical flaws in VPN…

Fortinet CVE-2025-25249: PivotC2 Node.js RAT on FortiGate after cw_acd RCE

Fortinet CVE-2025-25249: PivotC2 Node.js RAT on FortiGate after cw_acd RCE

What Changed SOCRadar reports that Russian-speaking cybercrime actors have been exploiting CVE-2025-25249, an unauthenticated heap-based buffer overflow in the FortiOS…