Privilege escalation in ZTE Smartlife

CVE-2026-86553

SmartLife app dynamically generates fresh SmartLife application authentication parameters inside its runtime process. Using the acquired SmartLife application authentication parameters, an attacker can directly call the backend interface /account/verify.serv to obtain the real account ID corresponding to a registered email address. By spoofing the application authentication information together with the target account ID, the attacker can reset the password of the target account.

Vulnerability class: Privilege Escalation

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Zte Smartlife — versions ZTE_SL_V2.8.2_ABROAD and prior versions
  • Zte Ztesw — versions ZTE_SL_V2.8.2_ABROAD and prior versions

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-86553?
CVE-2026-86553 is a high-severity vulnerability in ZTE Smartlife, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-09-20.
How severe is CVE-2026-86553?
High severity. CVSS v3 base score is 8.8 out of 10.