What is CVE-2026-112345?

CVE-2026-112345 is a high-severity vulnerability in Sciener Ttlock, classified under Use of Hard-coded Cryptographic Key. CVSS score: 8.1/10. Published 2026-10-26.

How severe is CVE-2026-112345?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Sciener Ttlock

CVE-2026-112345

TTLock Android application before v9.8.260718 and associated smart-lock firmware contain a hardcoded static AES key vulnerability that allows an attacker within Bluetooth range to decrypt the per-pairing session key transmitted during BLE pairing. Attackers can observe the pairing exchange, recover the persistent session key using the embedded defaultKey, and forge authenticated BLE requests to unlock the device, add fingerprints or access codes, and perform administrative actions without authentication or user interaction.

Published 2026-10-26 · last modified 2026-10-26.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Sciener Ttlock

Weakness classification (CWE)

CWE-321 — Use of Hard-coded Cryptographic Key

References

damiri.fr/en/cve/CVE-2026-112345 (technical-description, exploit)
www.vulncheck.com/advisories/ttlock-android-app-hardcoded-ble-pairing-key-expos… (third-party-advisory)

Frequently asked questions

What is CVE-2026-112345?: CVE-2026-112345 is a high-severity vulnerability in Sciener Ttlock, classified under Use of Hard-coded Cryptographic Key. CVSS score: 8.1/10. Published 2026-10-26.
How severe is CVE-2026-112345?: High severity. CVSS v3 base score is 8.1 out of 10.