credential hygiene

Microsoft’s MSRC entry for CVE-2026-9079 puts a name on a curl/libcurl flaw disclosed in late June 2026: a stale proxy password leak in which libcurl could keep old proxy authentication credentials after being told to clear them, then reuse them on a later transfer that should not have had them...

The U.S. National Security Agency (NSA), Cybersecurity and Infrastructure Security Agency (CISA) and partner agencies released a compact, operational playbook on Oct. 30 that tells administrators to treat on‑premises Microsoft Exchange servers as “under imminent threat,” urging immediate...

The U.S. National Security Agency has joined CISA in sounding the alarm: on-premises and hybrid Microsoft Exchange Server deployments remain “at high risk of compromise,” and the federal guidance released this fall consolidates a short, urgent hardening checklist administrators must run through...

Microsoft is taking the first concrete step in its phased enforcement of the dedicated Exchange hybrid app requirement: on September 16, 2025 at 07:00 UTC Microsoft will temporarily block Exchange Web Services (EWS) traffic that uses the Exchange Online shared service principal for hybrid...

Microsoft’s advisory URL for CVE-2025-55227 does not resolve to a public advisory, and the identifier CVE-2025-55227 cannot be located in Microsoft’s Security Update Guide or the major vulnerability databases; the evidence available instead points to a closely related Microsoft SQL Server...

A wave of unease swept through global IT circles following reports of a sophisticated cyber attack targeting Microsoft SharePoint servers—an incident confirmed by Microsoft itself and now reverberating across thousands of organizations worldwide. The scale, details, and implications of the...

A newly disclosed vulnerability, known as CVE-2025-33057, has recently focused the attention of security professionals and Windows administrators worldwide. This Windows Local Security Authority (LSA) Denial of Service (DoS) flaw is a stark reminder of the delicate balance between operational...

Racing against an escalating threat landscape, cybersecurity teams are on high alert following the disclosure of CVE-2025-3928—a critical vulnerability impacting Commvault environments running within Microsoft Azure. This zero-day flaw has become a focal point for threat actors, including those...