CVE-2026-40382
High
Published: 12 May 2026
Published
12 May 2026
Modified
13 May 2026
KEV Added
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Patch
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CVSS Score
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0004
13.5th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2026-40382 is a high-severity Use After Free (CWE-416) vulnerability. Its CVSS base score is 7.8 (High).
Operationally, ranked at the 13.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
Threat & Defense Details
Likely Mitigating ControlsAI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
addresses: CWE-416
Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.
NVD Description
Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
Deeper analysisAI
Automated synthesis unavailable for this CVE.
Details
- CWE(s)