CVE-2022-31677

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-08-29 · updated 2026-06-17
Weakness: CWE-613

Description

An Insufficient Session Expiration issue was discovered in the Pinniped Supervisor (before v0.19.0). A user authenticating to Kubernetes clusters via the Pinniped Supervisor could potentially use their access token to continue their session beyond what proper use of their refresh token might allow.

Affected products

Pinniped: from 0.3.0 before 0.19.0 — fixed in 0.19.0
Pinniped Supervisor: Pinniped Supervisor (before v0.19.0)

How to fix

Upgrade to a fixed version: Pinniped 0.19.0. Check the vendor advisory for mitigations.

References

https://github.com/vmware-tanzu/pinniped/security/advisories/GHSA-rp4v-hhm6-rcv9
https://github.com/vmware-tanzu/pinniped/security/advisories/GHSA-rp4v-hhm6-rcv9

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