CVE-2025-11131: Unisoc (Shanghai) Technologies T8100/T9100/T8200/T8300 · Improper Input Validation
Affects Unisoc (Shanghai) Technologies T8100/T9100/T8200/T8300Source CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 26 Oct 2026, 08:30 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 16% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 1 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
To mitigate CVE-2025-11131, organizations should prioritize obtaining and deploying firmware and software updates from device manufacturers and Unisoc as soon as patches become available. In the interim, network operators and enterprises should implement network-level filtering to detect and block malformed or suspicious NR modem traffic patterns that could trigger the vulnerability. Device management solutions should monitor for abnormal device crashes or connectivity issues indicative of exploitation attempts. Employing mobile threat defense (MTD) tools can help detect anomalous modem behavior. Organizations should also review and restrict exposure of mobile devices to untrusted networks where possible, reducing the attack surface. Security teams should maintain awareness of vendor advisories and coordinate with mobile service providers to ensure rapid response. Finally, incorporating this vulnerability into incident response plans will help prepare for potential denial of service incidents affecting mobile assets.
Description
In nr modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed