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CVE-2025-21391

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Selected cve

CVE-2025-21391

Windows Storage Elevation of Privilege Vulnerability

33 retained evidence references · snapshot-bound · open authoritative view

StateSource-scoped evidence

Priority67.6–73.0

Coverage92.3%

Connections30

Choose an action.

Evidence state

identity unresolved
known present
evidence unknown

Snapshot-bound reason tuple

Evidence supportedfactor_a_kev

Eligible evidence is present for this bounded claim.

Revision: evidence-policy-v1.1.0
Cutoff: 2026-08-27T18:09:02.177Z
Resolution: None

Evidence supportedfactor_b_epss

Eligible evidence is present for this bounded claim.

Revision: evidence-policy-v1.1.0
Cutoff: 2026-08-27T18:09:02.177Z
Resolution: None

Evidence supportedfactor_c_cvss

Eligible evidence is present for this bounded claim.

Revision: casca-direct-cvss-eligibility-v1
Cutoff: 2026-08-27T18:09:02.177Z
Resolution: None

Source-reported scopefactor_d_breadth

The source assertion is retained, but its canonical identity is unresolved.

Revision: casca-factor-d-obligations-v1
Cutoff: 2026-08-27T18:09:02.177Z
Resolution: Resolve identity

Connections 30

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2022

bc8c7917-c584-4123-a2c5-59717bd49c9f

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)

4c4d4e89-375e-4f07-9a6a-1c14c9d5e49d

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 11 Version 24H2

da57a8b2-ce8d-421d-beef-c41fe5ae81b0

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 11 version 22H3

511fefd0-e01b-4548-a687-9c60903f3be6

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 11 Version 23H2

252702e4-0bfc-4e3f-b562-bb79ea3e466a

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2016

45ace877-5e4b-43f2-8883-bc8de7de80d7

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 11 version 22H2

d57323ac-f19c-4d23-8540-d493a7013992

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2025 (Server Core installation)

73617cdf-c87f-4ad4-b54f-ddc9c2ded0c1

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2016 (Server Core installation)

71d3c78b-0e89-471d-89bc-acba667e2e55

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 10 Version 1809

ba2522f7-b31a-4632-a58a-7914d8ffc9da

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2025

27dd6079-f2f1-4a36-85a8-a4bedad4de4d

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 10 Version 22H2

ba803bbc-b175-4674-89f4-f6aa60846c12

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 10 Version 1507

75cd66d6-9f54-4a04-a2e9-9ec517c48e68

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 10 Version 21H2

a05f9230-5023-412f-882a-954b1bd25fe9

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2019

fef1fb10-8ef7-41af-989b-6b946ecc1328

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows 10 Version 1607

99135ac2-13c5-4ecc-bebf-6262eff0168c

has cited scope1 retained · stored CVE-2025-21391 → Microsoft · Windows Server 2019 (Server Core installation)

763c5f1e-6cc1-4b09-a42c-128caaabd9f2

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_11_23h2

9e52dd05-ced3-4a1f-af74-e30e3ec3948b

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_server_2016

bc24fdec-68b7-4346-a667-d823f8adbdad

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_server_2019

c8a07d10-d148-4da2-b817-18aac5cc928f

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_server_2025

2ce7bde3-180e-4690-ba82-f2a30fe787e1

has vulnerable target scope2 retained · stored CVE-2025-21391 → microsoft · windows_10_1607

4fb38d39-1402-44ac-bfa0-5566c6db0539d4e38d8c-bb1d-4734-94c7-3e77c1ee178a

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_11_24h2

6aa74d45-c47b-4296-bfc8-81ee3a212a64

has vulnerable target scope2 retained · stored CVE-2025-21391 → microsoft · windows_10_1507

bcffb400-b3dc-4b67-a0fb-3dce5a364a91ebaf9ff7-4691-407b-b028-9d0721a8968a

has vulnerable target scope2 retained · stored CVE-2025-21391 → microsoft · windows_10_1809

0ebe13ca-87a9-4731-b8b8-cf8e754c525ca703e1cd-7d69-4fd0-ab49-4259bd1ffea2

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_10_22h2

6fe78173-a689-4908-981a-548e2075ed2a

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_server_2022_23h2

39888fc9-e8b5-4f63-9ac6-ce11819e1a49

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_server_2022

53c87354-1db9-430f-b959-b87d0a19bbb7

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_10_21h2

a85e59cb-fa7f-4dcc-ace0-9818cb42ab7b

has vulnerable target scope1 retained · stored CVE-2025-21391 → microsoft · windows_11_22h2

b84465d5-db39-4f40-8698-efae5629bc40

Focused snapshot evidence neighborhood.

CVEProductSignalSelected / traceVisual proximity carries zero evidence weight.

Data as of

Evidence current through Aug 27, 2026, 6:09 PM UTC · 31 entities · 30 relationships · bounded complete