Vulnerability · Published Nov 4, 2026 · Assigned by Unisoc
CVE-2026-79405Improper Input Validation in Modem Firmware
High 7.5
In plain English
A high-severity improper input validation in Modem from Unisoc (Shanghai) Technologies Co., Ltd.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 59.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Transient DOS when processing a malformed NR RRC configuration message due to improper input validation.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unisoc (Shanghai) Technologies Co., Ltd. | Modem | UDX710 |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H