{"cve":"CVE-2020-24653","nvd":{"published":"2020-08-26T05:15:10.870","modified":"2026-06-17T03:05:55.430","status":"Modified","description":"secure-store in Expo through 2.16.1 on iOS provides the insecure kSecAttrAccessibleAlwaysThisDeviceOnly policy when WHEN_UNLOCKED_THIS_DEVICE_ONLY is used.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":[],"references":["https://github.com/expo/expo/pull/9264","https://github.com/expo/expo/pull/9264"],"products":["expo:expo"],"source":"nvd","synced_at":"2026-10-19T21:09:20.498348299+00:00"},"epss":{"cve":"CVE-2020-24653","score":0.0117,"percentile":0.67428,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-rwx9-wqj8-vr77","url":"https://osv.dev/vulnerability/GHSA-rwx9-wqj8-vr77","summary":"Expo on iOS is insecure due incorrect security attribute application","modified":"2023-11-08T04:03:08.308599Z","packages":[{"ecosystem":"npm","name":"expo","purl":"pkg:npm/expo","ranges":["<9.1.0"],"fixed":["9.1.0"]}]}],"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."]}