Alerts & advisories
Live coverage of outages, security issues and vendor changes that affect our clients. Big events get a running timeline; smaller notices get a short brief.
Microsoft says the Outlook, Teams and Microsoft 365 outage has been addressed and most services are recovering, with delayed email still being delivered. Some users may still see intermittent problems, and Microsoft has extended its email hold window to 48 hours so delayed mail is not lost.
Microsoft has fixed an actively exploited flaw in classic Outlook for Windows (CVE-2026-124194) that could expose a user's Windows login hash when a crafted email file is opened. The fix is in Microsoft's November 10, 2026 Office update, not Windows Update, so we are installing it on affected machines and will confirm when done. This is separate from the November 12 Microsoft 365 outage, which Mic
Questions about an alert? Contact your BIS account team