CVE-2025-59282

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 45.7% of scored records. A rank, not a probability.

NVD base score

7.0 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-10-14 17:00Z10 MO AGO

Last updated

2026-02-26 17:47Z6 MO AGO

Reserved

2025-09-11

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

High (CVSS 7.0)

CNA CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Weaknesses

• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
• CWE-416Use After FreeVariant

Data version

5.2

Document digest

4392d3f9f596396a5b2eae90842145a25f256f63872628e89d6e90a02058dceb

• msrc.microsoft.comInternet Information Services (IIS) Inbox COM Objects (Global Memory) Remote Code Execution Vulnerabilityhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59282vendor-advisorypatch
• www.vicarius.iohttps://www.vicarius.io/vsociety/posts/cve-2025-59282-detection-script-race-condition-in-microsoft-inbox-com-objects
• www.vicarius.iohttps://www.vicarius.io/vsociety/posts/cve-2025-59282-mitigation-script-race-condition-in-microsoft-inbox-com-objects