Cyber Posture

CVE-2026-40067

High

Published: 13 May 2026

Published
13 May 2026
Modified
13 May 2026
KEV Added
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Patch
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CVSS Score 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0007 21.8th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-40067 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 21.8th 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.

SC-27 Platform-independent Applications
addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

NVD Description

When a BIG-IP APM access policy is configured on a virtual server, undisclosed traffic can cause the apmd process to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)
CWE-120

Affected Products

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Software
inferred from references and description; NVD did not file a CPE for this CVE

References