Citrix NetScaler Archives • Daily CyberSecurity

Four Attacker Clusters Exploit Citrix NetScaler Flaw CVE-2026-88771 to Plant Web Shells

CVE-2026-88771 exploitation by four clusters deploying NetScaler web shells, Platypus agents, and reverse shells

Four Attacker Clusters Exploit Citrix NetScaler Flaw CVE-2026-88771 to Plant Web Shells

Do Son October 7, 2026

eSentire tracks four clusters behind CVE-2026-88771 exploitation, planting NetScaler web shells and backdoor accounts. Learn how to detect them.

Attackers Exploit Citrix NetScaler Zero-Day CVE-2026-88772 to Plant Hidden Web Shells

Citrix NetScaler zero-day CVE-2026-88772 exploited to deploy WHIPSHOT web shell and SLAPSHOT tunneler

Attackers Exploit Citrix NetScaler Zero-Day CVE-2026-88772 to Plant Hidden Web Shells

Do Son October 1, 2026

Attackers exploit Citrix NetScaler zero-day CVE-2026-88772 for root access, then hide WHIPSHOT web shells and a SLAPSHOT tunneler. Patch now.

Citrix NetScaler CVE-2026-88772 Exploited in the Wild as PoC and Full Details Go Public CVE-2026-88772 Citrix NetScaler DTLS pre-auth memory overflow exploited in the wild with public proof-of-concept exploit code

CVE-2026-88772 Citrix NetScaler DTLS pre-auth memory overflow exploited in the wild with public proof-of-concept exploit code

Citrix NetScaler CVE-2026-88772 Exploited in the Wild as PoC and Full Details Go Public

Do Son October 1, 2026

CVE-2026-88772, a Citrix NetScaler DTLS memory overflow, is exploited in the wild. A watchTowr PoC and full details are now public. Patch NetScaler now.

Exploited Citrix NetScaler Flaw CVE-2026-88771: Details and PoC Now Public Citrix NetScaler CVE-2026-88771 pre-auth command injection exploited in the wild, with technical details and a proof-of-concept detection tool released by watchTowr

Citrix NetScaler CVE-2026-88771 pre-auth command injection exploited in the wild, with technical details and a proof-of-concept detection tool released by watchTowr

Exploited Citrix NetScaler Flaw CVE-2026-88771: Details and PoC Now Public

Do Son September 29, 2026

CVE-2026-88771 is a Citrix NetScaler command injection exploited in the wild. Details and a PoC are public. Patch NetScaler to 14.1-73.37 now.

Weekly CVE Report: 2,825 New Flaws and 9 Exploited Bugs (Sept 21-27, 2026) Weekly CVE report comparing exploited vulnerabilities from Daily Cybersecurity intelligence with the CISA KEV catalog for September 21-27, 2026

Weekly CVE report comparing exploited vulnerabilities from Daily Cybersecurity intelligence with the CISA KEV catalog for September 21-27, 2026

Weekly CVE Report: 2,825 New Flaws and 9 Exploited Bugs (Sept 21-27, 2026)

Do Son September 28, 2026

This weekly CVE report tracks 2,825 new flaws and 9 exploited vulnerabilities, verified against CISA KEV. WordPress, F5, Citrix and Check Point lead.

Citrix NetScaler Zero-Day RCE Flaws Exploited, Patches Released

Do Son September 27, 2026

Two Citrix NetScaler zero-day RCE flaws are under active exploitation. Citrix confirmed CVE-2026-88771 and CVE-2026-88772 and shipped patches. Update now.

CISA Adds Six Exploited Vulnerabilities Including Citrix NetScaler Flaw CISA KEV Catalog warning showing six exploited vulnerabilities and Citrix NetScaler flaw CVE-2026-8452

CISA KEV Catalog warning showing six exploited vulnerabilities and Citrix NetScaler flaw CVE-2026-8452

CISA Adds Six Exploited Vulnerabilities Including Citrix NetScaler Flaw

Do Son August 27, 2026

CISA adds six exploited vulnerabilities to its KEV Catalog, including a Citrix NetScaler flaw and CVE-2026-8452, with active exploitation confirmed.

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

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

Do Son December 12, 2024

Discover the latest cybersecurity threats to Citrix NetScaler devices and how to strengthen your defenses against brute-force attacks.