CVE-2026-96940: Microsoft Fixes Exchange Server Flaw For Which Exploitation Is More Likely

2026-10-07T02:51:37Z•189c827c008057f6c17379362c48f8f57397a101b8d3071011741801f48ad3b9
CVE-2026-61500CVE-2026-86360CVE-2026-88779CVE-2026-96940authentication-bypassbackdoorchina-linked-activitycitrix-netscalercritical-infrastructuredata-breachdell-dsuespionageexploitation-in-the-wildiranian-threat-actorknown-exploited-vulnerabilitieslinux-malwarememory-corruptionmicrosoft-exchangepatchingpath-traversalprivilege-escalationrcerejetto-hfsstun-abusevulnerabilities

What happened

Security Affairs RSS items report multiple high-impact cybersecurity developments, including actively exploited and high- or critical-severity vulnerabilities in Rejetto HFS, Citrix NetScaler, Dell DSU, and Microsoft Exchange Server; a Linux backdoor abusing public STUN infrastructure; major data breaches; and state-linked cyber and research-security activity.

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
securityaffairs
Record identifier
189c827c008057f6c17379362c48f8f57397a101b8d3071011741801f48ad3b9
Enrichment time
2026-10-07T02:51:37Z
AI-assisted enrichment
Yes

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