{"cve":"CVE-2023-40356","nvd":{"published":"2024-07-09T16:15:03.067","modified":"2026-06-17T06:17:24.367","status":"Deferred","description":"PingOne MFA Integration Kit contains a vulnerability related to the Prompt Users to Set Up MFA configuration. Under certain conditions, this configuration could allow for a new MFA device to be paired with a target user account without requiring second-factor authentication from the target’s existing registered devices. A threat actor might be able to exploit this vulnerability to register their own MFA device with a target user’s account if they have existing knowledge of the target user’s first factor credential.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":8.7},"cvss_v3":null,"cwes":["CWE-290"],"references":["https://docs.pingidentity.com/r/en-us/pingfederate-pingone-mfa-ik/bks1657303194394","https://docs.pingidentity.com/r/en-us/pingfederate-pingone-mfa-ik/bks1657303194394"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:52:42.518321223+00:00"},"epss":{"cve":"CVE-2023-40356","score":0.00401,"percentile":0.34342,"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."]}