InfoSecBulletin Cybersecurity for mankind

Cisco has warned of a critical vulnerability, CVE-2025-20111, in several Nexus switch models. This flaw could let attackers remotely crash the devices, leading to a denial of service (DoS). Cisco reports that a vulnerability exists due to improper handling of certain Ethernet frames. An attacker can exploit this by repeatedly …

GitLab has released a security advisory, urging all self-managed installations to upgrade to versions 17.9.1, 17.8.4, or 17.7.6 due to critical vulnerabilities, including serious Cross-Site Scripting (XSS) issues that may compromise user data. The Kubernetes proxy vulnerability (CVE-2025-0475) has a CVSS score of 8.7, signifying a high risk. It affects …

A China-linked botnet is targeting Microsoft 365 accounts with widespread password spraying attacks, according to a report by SecurityScorecard. A security firm reports that a botnet with over 130,000 compromised devices is targeting Microsoft 365 accounts through non-interactive sign-ins using Basic Authentication. “Non-interactive sign-ins, commonly used for service-to-service authentication, legacy …