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Vulnerability record · CVE-2023-4456 · published 21 August 2023

CVE-2023-4456: Redhat openshift logging vulnerability

Redhat · Openshift Logging

A flaw was found in openshift-logging LokiStack. The key used for caching is just the token, which is too broad. This issue allows a user with a token valid for one action to execute other actions as long as the authorization allowing the original action is still cached.

6.5 CVSS 3.1 Medium EPSS 0.59% · top 54.0% CWE-1220 · CWE-1220
6.5CVSS 3.1 base score
0.59%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

A flaw was found in openshift-logging LokiStack. The key used for caching is just the token, which is too broad. This issue allows a user with a token valid for one action to execute other actions as long as the authorization allowing the original action is still cached.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/errata/RHSA-2023:4933
https://access.redhat.com/errata/RHSA-2023:5095
https://access.redhat.com/errata/RHSA-2023:5096
https://access.redhat.com/security/cve/CVE-2023-4456 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2233087 Issue TrackingVendor Advisory
https://access.redhat.com/errata/RHSA-2023:4933
https://access.redhat.com/errata/RHSA-2023:5095
https://access.redhat.com/errata/RHSA-2023:5096
https://access.redhat.com/security/cve/CVE-2023-4456 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2233087 Issue TrackingVendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-4456), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.