Review reviewHigh

CVE-2025-71256

Unisoc (Shanghai) Technologies Co., Ltd. T8100/T9100/T8200/T8300, android, t8100

In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.

CVSS
7.5
EPSS
0.30%
22.9% percentile
CISA KEV
Not listed
Published
2026.05.06
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.30%
Technical severityCVSS 7.5

Vulnerability overview

In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.

Affected product and versions

Product
Unisoc (Shanghai) Technologies Co., Ltd. T8100/T9100/T8200/T8300, android, t8100
Affected versions
>= Android13/Android14/Android15/Android16, 13.0, 14.0, 15.0, 16.0
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Unisoc (Shanghai) Technologies Co., Ltd. T8100/T9100/T8200/T8300, android, t8100 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
Not available