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Tag: cve 2026 8451

2 articles

Network appliance in a brightly-lit data center or network operations room setting.

Citrix Discloses High-Severity NetScaler Flaw with CitrixBleed Echoes

Citrix has uncovered a high-severity flaw in its NetScaler appliances, adding to concerns about the trend of fragile memory management in these systems, which can lead to sensitive data leaks with just a misconfiguration. This latest vulnerability, CVE-2026-8451, was discovered by watchTowr researchers and is part of six newly disclosed vulnerabilities in Citrix's NetScaler ADC and Gateway appliances.

Analyst 207
Network device sits on a neutral surface in a brightly-lit technology environment.

Citrix Fixes Flaws in NetScaler Software Exposing Users to File Reads and DoS Attacks

Citrix has patched six high-risk vulnerabilities in its NetScaler software, including flaws that could expose users to file reads and devastating denial-of-service attacks. These critical updates address issues with CVSS scores as high as 8.8, emphasizing the urgent need for users to apply the fixes.

Analyst 207