Cyber Posture

CVE-2026-20916

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 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS Score 0.0007 22.1th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-20916 is a high-severity Path Traversal (CWE-22) vulnerability. Its CVSS base score is 8.1 (High).

Operationally, ranked at the 22.1th 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.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

NVD Description

An authenticated iControl REST user with low privileges can create or modify arbitrary files through an undisclosed iControl REST endpoint on the BIG-IQ system.  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-22

Affected Products

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

References