{"cve":"CVE-2023-4456","nvd":{"published":"2023-08-21T17:15:50.283","modified":"2026-06-17T06:37:52.107","status":"Modified","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_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-1220"],"references":["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","https://bugzilla.redhat.com/show_bug.cgi?id=2233087"],"products":["redhat:openshift_logging"],"source":"nvd","synced_at":"2026-10-19T21:39:14.809778102+00:00"},"epss":{"cve":"CVE-2023-4456","score":0.00588,"percentile":0.48136,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}