Improper Input Validation Vulnerability in Modem IMS by Unisoc
CVE-2025-71255

7.5HIGH

Key Information:

Vendor: Unisoc (shanghai) Technologies Co., Ltd.
Status: Sc7731e/sc9832e/sc9863a/t310/t610/t618/t7200/t7225/t7250/t7255/t7280/t7300/t8100/t9100/t8200/t8300
Vendor: CVE Published:; 6 May 2026

🔔 Create Unisoc (shanghai) Technologies Co., Ltd. Vulnerability Alert

What is CVE-2025-71255?

The Modem IMS product by Unisoc is vulnerable to a flaw where improper input validation may allow an attacker to execute a remote denial of service attack. This weakness does not require any additional execution privileges, making it a concerning issue for users reliant on uninterrupted modem operations. The vulnerability stresses the importance of rigorous input validation methods to protect against potential service disruptions.

Affected Version(s)

SC7731E/SC9832E/SC9863A/T310/T610/T618/T7200/T7225/T7250/T7255/T7280/T7300/T8100/T9100/T8200/T8300 Android13/Android14/Android15/Android16

References

https://www.unisoc.com/en/support/product-security-bullet...

CVSS V3.1

Score:

7.5

Severity:

HIGH

Confidentiality:

None

Integrity:

None

Availability:

None

Attack Vector:

Network

Attack Complexity:

Low

Privileges Required:

None

User Interaction:

None

Scope:

Unchanged

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Timeline

Vulnerability published
May 6, 2026
Vulnerability Reserved
Mar 2, 2026

CVE-2025-71255 Data

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