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01 Record

CVE-2026-79405

Improper Input Validation in Modem Firmware

HighPUBLISHEDCNA: Unisoc
CNA base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

02 Description

Improper Input Validation in Modem Firmware

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
Not scored by EPSS
EPSS percentile
Not scored by EPSS
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Not recorded
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
2026-11-04 03:20Z2 HR AGO
Last updated
2026-11-04 03:56Z1 HR AGO
Reserved
2026-08-25
Assigning CNA
Unisoc
Record state
PUBLISHED
Severity
High (CVSS 7.5)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.2
Document digest
9870c934e9d1aa016ad7a09c4fe57f5bfce289b7d8821359b1089f9e877ccb96

05 Affected products

VendorProductVersionsPlatforms
Unisoc (Shanghai) Technologies Co., Ltd.ModemUDX710—

06 References