NetScaler

The CVE Watchtower: Weekly Threat Intelligence Briefing (March 30 – April 5, 2026) Vulnerability Digest Zero-Day Exploits Seedworm APT Dindoor Backdoor RedKitten Campaign AI-Generated Malware WSUS RCE ShadowPad CVE-2025-59287

Vulnerability Digest Zero-Day Exploits Seedworm APT Dindoor Backdoor RedKitten Campaign AI-Generated Malware WSUS RCE ShadowPad CVE-2025-59287

The CVE Watchtower: Weekly Threat Intelligence Briefing (March 30 – April 5, 2026)

Do Son April 6, 2026

Welcome to this week’s vulnerability digest. Whether you are a CISO charting out your risk management roadmap...

Memory Leaks and Mixed Sessions: NetScaler’s Critical 9.3 CVSS Flaw Demands Immediate Action NetScaler Vulnerability CVE-2026-3055 Citrix VDA, Privilege Escalation NetScaler Vulnerabilities, Access Bypass CVE-2024-8534 and CVE-2024-8535

NetScaler Vulnerability CVE-2026-3055 Citrix VDA, Privilege Escalation NetScaler Vulnerabilities, Access Bypass CVE-2024-8534 and CVE-2024-8535

Memory Leaks and Mixed Sessions: NetScaler’s Critical 9.3 CVSS Flaw Demands Immediate Action

Do Son March 24, 2026

On March 23, 2026, Cloud Software Group released a high-priority security bulletin addressing two vulnerabilities in NetScaler...

URGENT: NetScaler Zero-Day CVE-2025-7775 Under Active Attack NetScaler, CVE-2025-7775

NetScaler, CVE-2025-7775

URGENT: NetScaler Zero-Day CVE-2025-7775 Under Active Attack

Do Son August 26, 2025

The Cloud Software Group (CSG) has released urgent security updates to address three high-severity vulnerabilities affecting NetScaler...

CitrixBleed 2: CVE-2025-5777 Joins CISA’s KEV Catalog Amid Active Exploitation Storm, PoC Available CitrixBleed 2, Session Hijacking

CitrixBleed 2, Session Hijacking

CitrixBleed 2: CVE-2025-5777 Joins CISA’s KEV Catalog Amid Active Exploitation Storm, PoC Available

Do Son July 11, 2025

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has officially added CVE-2025-5777 to its Known Exploited Vulnerabilities...

Urgent Citrix NetScaler Alert: Critical Memory Overflow Flaw (CVE-2025-6543, CVSS 9.2) Actively Exploited on 2,100+ Unpatched Appliances

Check Point VPN vulnerability exploited in the wild Check Point VPN exploit CVE-2026-50751 zero-day Checkmarx Breach Supply Chain Attack Ivanti EPMM RCE CVE-2026-1281 Modular DS Vulnerability CVE-2026-23550 D-Link RCE Vulnerability CVE-2026-0625 Christmas 2025 GreyNoise Campaign, Japan-Based Initial Access Broker React2Shell Zero-Day, APT Active Exploitation WordPress vulnerability, authentication bypass FreePBX, zero-day Trend Micro Apex One, Remote Code Execution BitoPro Hack, Crypto Theft UNC5337 - CVE-2022-47945 Safe{Wallet} hack Fortinet vulnerability, CVE-2024-21762, FortiGate attack Balloonfly, Play ransomware Ivanti EPMM CVE-2025-4427 and CVE-2025-4428

Urgent Citrix NetScaler Alert: Critical Memory Overflow Flaw (CVE-2025-6543, CVSS 9.2) Actively Exploited on 2,100+ Unpatched Appliances

Do Son July 1, 2025

A critical security flaw tracked as CVE-2025-6543 is being actively exploited in the wild, prompting urgent warnings...

Citrix Bleed 2: ReliaQuest Warns of Active Exploitation in NetScaler Gateway Vulnerability Citrix Bleed 2, Session Hijacking

Citrix Bleed 2, Session Hijacking

Citrix Bleed 2: ReliaQuest Warns of Active Exploitation in NetScaler Gateway Vulnerability

Do Son June 30, 2025

A newly discovered vulnerability—CVE-2025-5777, now dubbed Citrix Bleed 2—is raising serious security alarms. According to ReliaQuest, attackers...

Urgent Citrix NetScaler Alert: Critical Memory Overflow Flaw (CVE-2025-6543, CVSS 9.2) Actively Exploited Citrix NetScaler, Critical Vulnerability

Citrix NetScaler, Critical Vulnerability

Urgent Citrix NetScaler Alert: Critical Memory Overflow Flaw (CVE-2025-6543, CVSS 9.2) Actively Exploited

Do Son June 27, 2025

Citrix has issued a critical advisory for CVE-2025-6543, a memory overflow vulnerability that impacts NetScaler ADC (formerly...

Critical NetScaler Flaws Allow Access Control Bypass & Memory Overread NetScaler Vulnerability CVE-2026-3055 Citrix VDA, Privilege Escalation NetScaler Vulnerabilities, Access Bypass CVE-2024-8534 and CVE-2024-8535

NetScaler Vulnerability CVE-2026-3055 Citrix VDA, Privilege Escalation NetScaler Vulnerabilities, Access Bypass CVE-2024-8534 and CVE-2024-8535

Critical NetScaler Flaws Allow Access Control Bypass & Memory Overread

Do Son June 18, 2025

The Cloud Software Group has issued a security bulletin addressing two critical vulnerabilities in NetScaler ADC (formerly...

Citrix Alerts on Global Password Spraying Campaigns Targeting NetScaler Appliances NetScaler Password Spraying

NetScaler Password Spraying

Citrix Alerts on Global Password Spraying Campaigns Targeting NetScaler Appliances

Do Son December 15, 2024

Citrix has issued an advisory highlighting an increase in password spraying attacks aimed at NetScaler appliances worldwide....

Citrix NetScaler Under Siege: Significant Increase in Brute Force Attacks Observed Citrix NetScaler attack

Citrix NetScaler attack

Citrix NetScaler Under Siege: Significant Increase in Brute Force Attacks Observed

Do Son December 12, 2024

A significant increase in brute-force attacks targeting outdated and misconfigured Citrix NetScaler devices has been observed in...

Citrix Issues Critical Security Advisory for NetScaler: CVE-2024-6235 and CVE-2024-6236 CVE-2024-6235 & CVE-2024-6236

CVE-2024-6235 & CVE-2024-6236

Citrix Issues Critical Security Advisory for NetScaler: CVE-2024-6235 and CVE-2024-6236

Do Son July 9, 2024

Cloud Software Group, the entity behind Citrix products, has issued a critical security advisory warning users of...