Cyber Resilience

CVE-2026-44409

MediumUpdated

Published: 22 May 2026

Published
22 May 2026
Modified
03 June 2026
KEV Added
Patch
CVSS Score v3.1 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0022 11.9th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-44409 is a medium-severity Exposure of Sensitive Information to an Unauthorized Actor (CWE-200) vulnerability in Zte Mu5250 Firmware. Its CVSS base score is 5.7 (Medium).

Operationally, ranked at the 11.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

There is an an information disclosure vulnerability in ZTE MU5250. Due to improper configuration of the access control mechanism, attackers can obtain information without authorization, causing the risk of information disclosure.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

Insufficient information to map techniques.
Confidence: LOW · MITRE ATT&CK Enterprise v18.1

Affected Assets

zte
mu5250 firmware
1.0.0b27

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-862 CWE-200

Requiring attribute association with information prevents authorization from being performed without necessary security or privacy context.

addresses: CWE-862 CWE-200

Mandates authorization checks before permitting access or data processing via external systems.

addresses: CWE-862 CWE-200

The control provides a mechanism for authorized users to determine authorization matches, preventing sharing without proper authorization verification.

addresses: CWE-200 CWE-862

Session auditing enables detection of unauthorized exposure or access to sensitive information during user activities.

addresses: CWE-200 CWE-862

Sanitizing equipment to remove specified information before off-site maintenance prevents exposure of sensitive information to unauthorized actors such as external maintenance personnel.

addresses: CWE-200 CWE-862

Requiring detailed, requestable records of every PII disclosure directly aids detection of unauthorized exposures of sensitive information.

addresses: CWE-862 CWE-200

Ensures missing authorization mechanisms for critical data functions are identified and remediated via policy.

addresses: CWE-200 CWE-862

Annual reviews and proposal scrutiny detect and block matching programs that would expose sensitive data to unauthorized recipients or systems.

References