cvedb.io
CVE-2021-31999
HIGH · CVSS 8.8
EPSS exploitation probability: 0%
Published 2021-07-15T09:15:08.210 · Last modified 2026-06-17T03:52:39.060

Summary

A Reliance on Untrusted Inputs in a Security Decision vulnerability in Rancher allows users in the cluster to act as others users in the cluster by forging the "Impersonate-User" or "Impersonate-Group" headers. This issue affects: Rancher versions prior to 2.5.9. Rancher versions prior to 2.4.16.

Affected products

rancher — rancher

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.