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01 Record

CVE-2026-6059

A cross-site scripting vulnerability exists in Aterm. Arbitrary scripts may be executed in the web browser of a user accessing the web management interface via adjacent network.

MediumPUBLISHEDCNA: NEC
CNA base score4.8 CVSS v4.0CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

02 Description

A cross-site scripting vulnerability exists in Aterm. Arbitrary scripts may be executed in the web browser of a user accessing the web management interface via adjacent network.

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.17% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 7.3% of scored records. A rank, not a probability.
NVD base score
4.8 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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
NVD analysis status
Deferred. NVD last modified this record on 2026-07-23.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-05-25 02:22Z5 MO AGO
Last updated
2026-05-26 14:44Z5 MO AGO
Reserved
2026-04-10
Assigning CNA
NEC
Record state
PUBLISHED
Severity
Medium (CVSS 4.8)
CNA CVSS vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Weaknesses
  • CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
Data version
5.2
Document digest
beafc376d29089009fe27a49a1f0627646c513c72b52efe5d704f03c10b1b274

05 Affected products

VendorProductVersionsPlatforms
NEC Platforms, Ltd.Aterm WX1800HPBefore Ver. 3.2.2—
NEC Platforms, Ltd.Aterm WX5400HPBefore Ver. 2.1.0—
NEC Platforms, Ltd.Aterm WX7800T8Before Ver. 1.5.1—
NEC Platforms, Ltd.Aterm WX11000T12Before Ver. 1.4.0—
NEC Platforms, Ltd.Aterm WX3000HP2Before Ver. 1.3.2—
NEC Platforms, Ltd.Aterm WX4200D5Before Ver. 1.3.5—
NEC Platforms, Ltd.Aterm GX621A1Before Ver. 3.2.2—
NEC Platforms, Ltd.Aterm SH621A1Before Ver. 3.2.2—
NEC Platforms, Ltd.Aterm 19000T12BEBefore Ver. 1.1.0—

06 References