High severity · published May 22, 2026
CVE-2026-44409
Information disclosure vulnerability in ZTE MU5250
7.5
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 12% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MU
MU5250 · ZTE
BD_FLYMODEMMU5250V1.0.0B27 · source: vendor
MF
Mu5250 Firmware · Zte
1.0.0b27 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-44409
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-44409
Vendor Advisory
https://support.zte.com.cn/zte-iccp-isupport-webui/bulletin/detail/3711746568357343342
More from MU5250
6.3
CVE-2026-44408
Unauthorized access vulnerability in ZTE MU5250