CVE-2026-86552

Deferred Deferred - Pending Action

BaseFortify

Publication date: 2026-09-20

Last updated on: 2026-09-22

Assigner: ZTE Corporation

Description

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.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-20

Last Modified

2026-09-22

Generated

2026-10-10

AI Q&A

2026-09-20

EPSS Evaluated

2026-10-09

NVD

CVE-2026-86552

EUVD

EUVD-2026-83648

Affected Vendors & Products

Vendor	Product	Version / Range
ZTE	SmartLife	ZTE_SL_V2.8.2_ABROAD and prior versions

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-269	The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

Executive Summary

This vulnerability in the SmartLife app allows attackers to generate new authentication credentials at runtime. Using these credentials, an attacker can register with any email address through the backend interface without verifying email ownership. This bypasses normal registration controls.

Detection Guidance

This vulnerability involves improper email ownership verification during registration via the /account/person/signup.serv endpoint. To detect it, monitor network traffic for POST requests to this endpoint with arbitrary email addresses and check if registration succeeds without verification. Look for unusual registration patterns or multiple signups from the same IP.

Impact Analysis

An attacker could create unauthorized accounts using your email or others, potentially accessing services or data tied to those accounts. This may lead to privacy breaches, service misuse, or impersonation risks for affected users.

Compliance Impact

This vulnerability may violate compliance requirements for data protection and user authentication, such as GDPR's identity verification rules or HIPAA's access controls. Unauthorized account creation risks non-compliance with privacy and security standards.

Mitigation Strategies

Implement email ownership verification before registration. Restrict access to the backend interface /account/person/signup.serv. Monitor for unauthorized registration attempts using arbitrary email addresses.

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