23.01.2026

The Hacker News 22.01.2026 16:30
A critical security flaw has been disclosed in the GNU InetUtils telnet daemon (telnetd) that went unnoticed for nearly 11 years.
The vulnerability, tracked as CVE-2026-24061, is rated 9.8 out of 10.0 on the CVSS scoring system. It affects all versions of GNU InetUtils from version 1.9.3 up to and including version 2.7.
"Telnetd in GNU Inetutils through 2.7 allows remote authentication bypass

Heise Security 22.01.2026 12:54
Dell schließt teilweise sechzehn Jahre alte Schwachstellen in Data Protection Advisor, über die Angreifer Systeme kompromittieren können.

CSO Online 22.01.2026 12:10
Cisco has released patches for a critical remote code execution vulnerability in its unified communications products that attackers are actively exploiting. The US Cybersecurity and Infrastructure Security Agency has added the flaw to its Known Exploited Vulnerabilities catalog, confirming the exploitation.
Cisco disclosed CVE-2026-20045 along with patches for Unified Communications Manager, Unity Connection, and Webex Calling Dedicated Instance. The company assigned the vulnerability a “Critical” severity rating despite its CVSS score of 8.2.

Golem 22.01.2026 11:25
Admins sollten zügig handeln. In mehreren Cisco-Produkten klafft eine gefährliche Sicherheitslücke. Erste Attacken wurden bereits beobachtet. (Sicherheitslücke, Cisco)

Heise Security 22.01.2026 09:11
Admins müssen rasch aktiv werden. Cisco warnt vor Angriffsversuchen auf eine Sicherheitslücke in Unified-Communications-Produkten.

Heise Security 22.01.2026 08:19
Medienberichten zufolge ist ein Sicherheitspatch für diverse Fortinet-Produkte defekt. Admins können Instanzen aber trotzdem schützen.