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3.3

ZTE Z80 Ultra can expose data to attackers

CVE-2026-108503 · published 8 days ago
Summary

The ZTE Z80 Ultra device has a weakness where some system functions do not check who is using them. Because of this, a malicious user could call those functions and read information they should not see. Apply the vendor's security update or restrict access to the device until the fix is installed.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
zte z80 ultra GEN_ZTE_PQ85A01V1.0.0B27 and prior released versions
Original advisory text
Unauthorized information acquisition vulnerability in ZTE Z80 Ultra product
ZTE Z80 Ultra has an interface permission validation vulnerability. The callable functions provided by the system lack sufficient access control. An attacker can leverage these functions to read relevant information.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
3.3 Low
Exploitation
<1% chance of attack within 30 days
Type
CWE-276Incorrect Default Permissions
Timeline
Published10 Oct 2026
Updated13 Oct 2026
First seen10 Oct 2026
Sources
CVE-2026-108503 · NVD
CVE-2026-108503 · MITRE
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