EXPOSURES › CVE-2025-21391
CVE-2025-21391
HIGH ⌖ ON CISA KEV · EXPLOITED
DETAIL
⌖ EXPLOITED IN THE WILD
SHAME 50/100
exploited-in-wild
A Microsoft Windows vulnerability allows privilege escalation and potential data deletion, currently being exploited in the wild.
▸ RECOMMENDED ACTION Actively exploited (CISA KEV) — remediate now, ahead of your normal patch cycle.
PLAYERS IMPLICATED
DESCRIPTION
Microsoft Windows Storage contains a link following vulnerability that could allow for privilege escalation. This vulnerability could allow an attacker to delete data including data that results in the service being unavailable.
AFFECTED FEDRAMP PRODUCTS · 4
| PRODUCT | STATUS |
|---|---|
| Azure Commercial Cloud Microsoft |
Authorized |
| Azure Government (includes Dynamics 365) Microsoft |
Authorized |
| Microsoft Office 365 GCC High Microsoft |
In Process |
| Office 365 Multi-Tenant & Supporting Services Microsoft |
Authorized |