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THREATINT
PUBLISHED

CVE-2025-26634

Windows Core Messaging Elevation of Privileges Vulnerability



Description

Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privileges over a network.

Reserved 2025-02-12 | Published 2025-03-11 | Updated 2025-03-12 | Assigner microsoft


HIGH: 7.5CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-122: Heap-based Buffer Overflow

Product status

10.0.17763.0 before 10.0.17763.6893
affected

10.0.17763.0 before 10.0.17763.6893
affected

10.0.17763.0 before 10.0.17763.6893
affected

10.0.20348.0 before 10.0.20348.3207
affected

10.0.19043.0 before 10.0.19044.5487
affected

10.0.22621.0 before 10.0.22621.4890
affected

10.0.19045.0 before 10.0.19045.5487
affected

10.0.26100.0 before 10.0.26100.3194
affected

10.0.22631.0 before 10.0.22631.4890
affected

10.0.22631.0 before 10.0.22631.4890
affected

10.0.25398.0 before 10.0.25398.1425
affected

10.0.26100.0 before 10.0.26100.3194
affected

10.0.26100.0 before 10.0.26100.3194
affected

10.0.10240.0 before 10.0.10240.20915
affected

10.0.14393.0 before 10.0.14393.7785
affected

10.0.14393.0 before 10.0.14393.7785
affected

10.0.14393.0 before 10.0.14393.7785
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26634 (Windows Core Messaging Elevation of Privileges Vulnerability) vendor-advisory

cve.org (CVE-2025-26634)

nvd.nist.gov (CVE-2025-26634)

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