| ITtechNews - Cybersicherheit und Datenschutz

Satya Nadella empfiehlt: Unternehmen sollen Kontrolle über ihre Daten behalten 28. Juli 2026
Unternehmen, die sich beim Training von KI-Modellen allein auf deren Anbieter verlassen, werden laut dem Microsoft-CEO nicht überleben. (KI, Microsoft)
Open Secure AI Alliance: Warum Microsoft, OpenAI und Nvidia plötzlich auf Open-Source-KI setzen 28. Juli 2026
Trotz der durchaus sinnvollen Forderungen der Tech-Konzerne zur Abwehr von KI-Gefahren drängen sich auch andere Motive auf. (KI, Open Source)
Certighost: Gefährlicher Exploit lässt Angreifer Windows-Domänen kapern 28. Juli 2026
Im Netz kursiert ein Exploit, mit dem sich Windows-Domänen kompromittieren lassen. Admins sollten ihre Systeme dringend absichern. (Sicherheitslücke, Microsoft)
Nutzername: Fehlendes Zeichen bringt Unschuldigen für 18 Monate ins Gefängnis 28. Juli 2026
Ein Kanadier verbrachte unschuldig 1,5 Jahre im Gefängnis. Die Polizei hatte beim Kik-Nutzernamen eines gesuchten Straftäters ein Zeichen verschluckt. (Cybercrime, Instant Messenger)
Google Street View: Ab sofort Adressnachweis für Verpixelung notwendig 28. Juli 2026
Wer sein Haus bei Google Street View unkenntlich gemacht haben will, muss einen Adressnachweis erbringen. So soll Missbrauch vorgebeugt werden. (Google Street View, Google)
Nach KI-Cyberangriff: Hugging Face stellt 100-Millionen-Dollar-Forderung an OpenAI 28. Juli 2026
Der KI-Cyberangriff von OpenAI hat Folgen: Der Hugging-Face-CEO fordert nun radikale Transparenz sowie eine Investition in die Absicherung seiner Plattform. (KI, Cyberwar)
Persönliche Daten geleakt: Unzählige Claude-Chats bei Google aufgetaucht 28. Juli 2026
Claude-Nutzer können Links zu ihren Chats mit anderen Personen teilen. Die Unterhaltungen wurden bis vor kurzem aber auch bei Google gelistet. (Security, KI)

2026-009: Critical Vulnerabilities in Microsoft SharePoint 23. Juli 2026
[UPDATED] On 14 July 2026, Microsoft released security updates addressing critical remote code execution (RCE) vulnerabilities in Microsoft SharePoint Server. On 20 July 2026, WatchTowr identified a proof-of-concept exploit code and subsequently observed active exploitation of CVE-2026-50522, a vulnerability part of an ongoing series of actively exploited flaws affecting on-premise SharePoint Server instances, including CVE-2026-32201, […]
2026-008: Critical vulnerabilities in Ivanti Sentry 10. Juni 2026
On 9 June 2026, Ivanti released a security advisory addressing two critical vulnerabilities in their Sentry products[1]. An attacker could exploit those flaws to achieve unauthenticated remote code execution on the vulnerable device.
2026-007: Critical Vulnerability in Windows Netlogon 10. Juni 2026
On 12 May 2026, Microsoft published a security advisory addressing a critical vulnerability affecting Windows Server when acting as a domain controller. This vulnerability allows an unauthenticated attacker to execute arbitrary code over a network. According to The Centre for Cybersecurity Belgium (CCB), this vulnerability is currently exploited by threat actors. It is strongly recommended […]
2026-006: Critical Vulnerability in PAN-OS 6. Mai 2026
On 6 May 2026, Palo Alto published a security advisory addressing a critical vulnerability affecting PAN-OS. This vulnerability allows an unauthenticated attacker to execute arbitrary code with root privileges. Palo Alto observed limited exploitation of this vulnerability. It is strongly recommended updating affected appliances as soon as patches will be available, and to apply workarounds […]
2026-005: High Vulnerability in the Linux Kernel ("Copy Fail") 30. April 2026
On 29 April 2026, a high local privilege escalation vulnerability in the Linux kernel, tracked as CVE-2026-31431 and named "Copy Fail", was publicly disclosed. The vulnerability affects every mainstream Linux distributions shipping a kernel built since 2017. A public proof-of-concept exploit has been released. As of the date of this advisory, no distribution has shipped […]
2026-004: Critical Vulnerability in SharePoint Exploited 25. März 2026
On 17 March 2026, Microsoft updated one of its January 2026 security advisories related to a remote code execution vulnerability in Microsoft SharePoint. Specifically, Microsoft raised the CVSS score and changed the FAQ section to indicate that the vulnerability could be exploited by an unauthenticated attacker. This vulnerability was added in the CISA's Known Exploited […]
2026-003: Multiple Vulnerabilities in Citrix NetScaler and Citrix ADC 23. März 2026
On 23 March 2026, Citrix published a security advisory addressing multiple vulnerabilities affecting NetScaler ADC and NetScaler Gateway. These vulnerabilities may lead to sensitive information disclosure and user session mix-up under specific configurations. At the time of writing, there is no public evidence of active exploitation. It is strongly recommended updating affected gateways, prioritising internet-facing […]
2026-002: Multiple Vulnerabilities in Cisco Products 26. Februar 2026
On 25 February 2026, Cisco released security advisories addressing multiple high and critical severity vulnerabilities in Cisco Catalyst SD-WAN controllers and Cisco SD-WAN Manager. If exploited, these vulnerabilities could allow attackers to gain administrative access to compromised systems. It is recommended to capture forensic evidence, hunt for indicators of compromise, and apply updates as soon […]
2026-001: Critical vulnerabilities in Ivanti EPMM 30. Januar 2026
On 29 January 2026, Ivanti released a security advisory addressing two critical vulnerabilities in their EPMM products. An attacker could exploit those flaws to achieve unauthenticated remote code execution on the vulnerable device. One of these vulnerabilities have been exploited in a limited number of cases.
2025-042: Critical Vulnerability in Cisco Secure Email and Web Manager 18. Dezember 2025
On December 17, 2025, Cisco released a security advisory for a critical vulnerability affecting Cisco Secure Email Gateway and Cisco Secure Email and Web Manager products. It is recommended to follow Cisco's recommendations to check whether vulnerable appliances have been compromised, and to remediate the issue. There is no patch available for this vulnerability yet.