Cyber Resilience

CVE-2021-25743

Low

Published: 07 January 2022

Published
07 January 2022
Modified
22 August 2025
KEV Added
—
Patch
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CVSS Score v3.1 3.0 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N
EPSS Score 0.0026 49.4th percentile
Risk Priority 6 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-25743 is a low-severity Improper Neutralization of Escape, Meta, or Control Sequences (CWE-150) vulnerability in Kubernetes Kubernetes. Its CVSS base score is 3.0 (Low).

Operationally, ranked at the 49.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

kubectl does not neutralize escape, meta or control sequences contained in the raw data it outputs to a terminal. This includes but is not limited to the unstructured string fields in objects such as Events.

CWE(s)
CWE-150NVD-CWE-Other

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

kubernetes
kubernetes
1.26.0 · ≤ 1.25.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References