High severity · published May 27, 2026
CVE-2026-9631
UTT HiPER 1250GW Web Management formConfigFastDirectionW strcpy stack-based overflow
8.8
CVSS
0.4%
EPSS
No
On KEV
Description
A vulnerability was detected in UTT HiPER 1250GW up to 3.2.7-210907-180535. Affected by this vulnerability is the function strcpy of the file /goform/formConfigFastDirectionW of the component Web Management Interface. Performing a manipulation of the argument Profile results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
H1
HiPER 1250GW · UTT
3.2.7-210907-180535 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9631
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9631
github.com
https://github.com/zhouguobing-maker/cve/blob/main/11.md
vuldb.com
https://vuldb.com/submit/818375
vuldb.com
https://vuldb.com/vuln/365740
vuldb.com
https://vuldb.com/vuln/365740/cti
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