ZTE SmartLife App Registration signup.serv email access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.3$0-$5k0.34

Summaryinfo

A vulnerability was found in ZTE SmartLife App. It has been declared as problematic. This issue affects some unknown processing of the file /account/person/signup.serv of the component Registration. The manipulation of the argument email results in access control. This vulnerability is cataloged as CVE-2026-86552. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in ZTE SmartLife App (version now known). It has been classified as problematic. Affected is some unknown processing of the file /account/person/signup.serv of the component Registration. The manipulation of the argument email with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality. CVE summarizes:

SmartLife app dynamically generates brand‑new SmartLife application authentication parameters at runtime. With the acquired SmartLife application authentication credentials, an attacker can directly complete registration using any arbitrary email address via the backend interface /account/person/signup.serv. Email ownership is not verified prior to registration.

The advisory is available at support.zte.com.cn. This vulnerability is traded as CVE-2026-86552 since 09/08/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/20/2026). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-83648). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (zte): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/08/2026 CVE reserved
09/20/2026 +12 days Advisory disclosed
09/20/2026 +0 days VulDB entry created
09/20/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: zte.com.cn

Advisory: support.zte.com.cn
Status: Confirmed

CVE: CVE-2026-86552 (🔒)
GCVE (CVE): GCVE-0-2026-86552
GCVE (VulDB): GCVE-100-407994
EUVD: 🔒

Entryinfo

Created: 09/20/2026 05:36
Updated: 09/20/2026 06:49
Changes: 09/20/2026 05:36 (62), 09/20/2026 06:49 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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