EU-Kommission: Cyberangriff auf Cloud-Dienste
Heise Security 28.03.2026 16:26
Die Europäische Kommission ist Opfer eines Cyberangriffes geworden. Ein mutmaßlicher Angreifer meldete sich bei der Presse.
Citrix NetScaler Under Active Recon for CVE-2026-3055 (CVSS 9.3) Memory Overread Bug
The Hacker News 28.03.2026 09:11
A recently disclosed critical security flaw impacting Citrix NetScaler ADC and NetScaler Gateway is witnessing active reconnaissance activity, according to Defused Cyber and watchTowr.
The vulnerability, CVE-2026-3055 (CVSS score: 9.3), refers to a case of insufficient input validation leading to memory overread, which an attacker could exploit to leak potentially sensitive information.
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CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM Exploitation
The Hacker News 28.03.2026 07:07
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a critical security flaw impacting F5 BIG-IP Access Policy Manager (APM) to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation.
The vulnerability in question is CVE-2025-53521 (CVSS v4 score: 9.3), which could allow a threat actor to achieve remote code execution.
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