CVE-2026-16889Published
Stored XSS via Pre-Login Notice Image Upload Serves Attacker HTML from Application Origin
Exact source revision recorded 29 Oct 2026 03:48:01 UTC. It does not establish the source's current position. Latest evidence.
Explicit identifiers and source references
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CVE-2026-16889 · Microsoft / collected KEV context
cve-program · CVE-2026-16889
Current operational correlations are not mixed into this historical source record. Open latest evidence to discover current connections.