{"id":"CVE-2025-27839","aliases":["EUVD-2025-7815","GHSA-jmqj-768c-pw4r"],"status":"published","title":"operations/attestation/AttestationTask.kt in the Tangem SDK before 5.18.3 for Android has a logic...","description":"operations/attestation/AttestationTask.kt in the Tangem SDK before 5.18.3 for Android has a logic flow in offline wallet attestation (genuineness check) that causes verification results to be disregarded during the first scan of a card. Exploitation may not have been possible.","severity":{"version":"3.1","score":3.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00361,"percentile":0.30291,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1025"],"published":"2025-03-07T00:00:00Z","modified":"2026-06-17T09:04:19Z","products":[{"vendor":"redwoodjs","product":"sdk"},{"vendor":"tangem","product":"sdk"}],"references":[{"url":"https://tangem.com/en/blog/post/app-update/"},{"url":"https://github.com/tangem/tangem-sdk-android/commit/24588188fdb51ed469cd59d2c595128c1fe63b07"},{"url":"https://github.com/tangem/tangem-sdk-android/releases/tag/release-app_5.18-409"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-27839"},{"url":"https://tangem.com/en/blog/post/app-update"},{"url":"https://github.com/advisories/GHSA-jmqj-768c-pw4r"}],"sources":{"cve":[{"id":"CVE-2025-27839","description":"operations/attestation/AttestationTask.kt in the Tangem SDK before 5.18.3 for Android has a logic flow in offline wallet attestation (genuineness check) that causes verification results to be disregarded during the first scan of a card. Exploitation may not have been possible.","status":"published","published":"2025-03-07T00:00:00Z","modified":"2025-03-10T17:19:25.047Z","cvss":[{"version":"3.1","score":3.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-1025"],"updated_at":"2026-11-02T14:32:42.411662Z"}],"euvd":[{"id":"EUVD-2025-7815","description":"operations/attestation/AttestationTask.kt in the Tangem SDK before 5.18.3 for Android has a logic flow in offline wallet attestation (genuineness check) that causes verification results to be disregarded during the first scan of a card. Exploitation may not have been possible.","status":"published","published":"2025-03-07T00:00:00Z","modified":"2025-03-10T17:19:25Z","cvss":[{"version":"3.1","score":3.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-02T20:53:09.715484Z"}],"ghsa":[{"id":"GHSA-jmqj-768c-pw4r","title":"operations/attestation/AttestationTask.kt in the Tangem SDK before 5.18.3 for Android has a logic...","description":"operations/attestation/AttestationTask.kt in the Tangem SDK before 5.18.3 for Android has a logic flow in offline wallet attestation (genuineness check) that causes verification results to be disregarded during the first scan of a card. Exploitation may not have been possible.","status":"published","published":"2025-03-08T00:31:22Z","modified":"2025-03-08T00:31:32Z","cvss":[{"version":"3.1","score":3.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-1025"],"updated_at":"2026-11-02T15:00:11.427911Z"}],"nvd":[{"id":"CVE-2025-27839","description":"operations/attestation/AttestationTask.kt in the Tangem SDK before 5.18.3 for Android has a logic flow in offline wallet attestation (genuineness check) that causes verification results to be disregarded during the first scan of a card. Exploitation may not have been possible.","status":"published","published":"2025-03-08T00:15:38.34Z","modified":"2026-06-17T09:04:19.233Z","cvss":[{"version":"3.1","score":3.2,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-1025"],"updated_at":"2026-11-02T14:10:53.101324Z"}]}}