CVE-2026-21553 | BDVDB-2026-354839 Detail

Unisoc (Shanghai) TechnologiesT8100/T9100/T8200/T8300

Description#

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

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.

No public exploit known

7.5 High

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 53.7.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Improper Input Validation

No specific action is recorded in the source data. Check the references for vendor guidance.

Not available

7.5 High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).