High severity · published Feb 20, 2026
CVE-2026-2847
UTT HiPER 520 Web Management formReleaseConnect sub_44EFB4 os command injection
7.2
CVSS
10.5%
EPSS
No
On KEV
Description
A vulnerability was detected in UTT HiPER 520 1.7.7-160105. Affected is the function sub_44EFB4 of the file /goform/formReleaseConnect of the component Web Management Interface. The manipulation of the argument Isp_Name results in os command injection. The attack can be launched remotely. The exploit is now public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)10.5% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
H5
HiPER 520 · UTT
1.7.7-160105 · source: vendor
5F
520 Firmware · Utt
1.7.7-160105 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-2847
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-2847
Exploit
https://github.com/cha0yang1/UTT520CVE/blob/main/UTTRCE2.md
Permissions Required
https://vuldb.com/?ctiid.347083
Third Party Advisory
https://vuldb.com/?id.347083
Third Party Advisory
https://vuldb.com/?submit.753965
More from HiPER 520
7.2
CVE-2026-2846
UTT HiPER 520 Web Management formPdbUpConfig sub_44D264 os command injection