High severity7.2NVD Advisory· Published Feb 20, 2026· Updated Jun 17, 2026

CVE-2026-2846

Description

A security vulnerability has been detected in UTT HiPER 520 1.7.7-160105. This impacts the function sub_44D264 of the file /goform/formPdbUpConfig of the component Web Management Interface. The manipulation of the argument policyNames leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.

Affected products

Utt/520 Firmware
cpe:2.3:o:utt:520_firmware:1.7.7-160105:*:*:*:*:*:*:*
Utt/HiPER 520llm-fuzzy2 versions
1.7.7-160105+ 1 more
- (no CPE)range: 1.7.7-160105
- (no CPE)range: 1.7.7-160105

Patches

Vulnerability mechanics

References

github.com/cha0yang1/UTT520CVE/blob/main/UTTRCE1.mdnvdExploitThird Party Advisory
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdPermissions RequiredVDB Entry

News mentions

No linked articles in our index yet.

Severity

HighCVSS v3.1

7.2/ 10

CVSS v47.3

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: Low
Privileges: High
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS

Probability of exploitation in the next 30 days.

9.82%

VYPR risk score

Composite of severity, exploitation, and reach.

0.48medium

cvss	0.468
epss	0.008
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-77
Improper Neutralization of Special Elements used in a Command ('Command Injection')
CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CVE ID

CVE-2026-2846

Credits

R(
Ruler-Chovy (VulDB User)
reporter