High severity · published Feb 7, 2026
CVE-2026-2086
UTT HiPER 810G Management formFireWall strcpy buffer overflow
8.8
CVSS
0.7%
EPSS
No
On KEV
Description
A vulnerability was detected in UTT HiPER 810G up to 1.7.7-171114. Affected by this vulnerability is the function strcpy of the file /goform/formFireWall of the component Management Interface. The manipulation of the argument GroupName results in buffer overflow. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
H8
HiPER 810G · UTT
1.7.7-171114 · source: vendor
8F
810g Firmware · Utt
through 1.7.7-171114 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-2086
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-2086
Exploit
https://github.com/alc9700jmo/CVE/issues/22
Exploit
https://github.com/alc9700jmo/CVE/issues/22#issue-3851242657
Permissions Required
https://vuldb.com/?ctiid.344653
Third Party Advisory
https://vuldb.com/?id.344653
Third Party Advisory
https://vuldb.com/?submit.746502
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