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CVE-2025-11133VulnerabilityPublished

CVE-2025-11133: Unisoc (Shanghai) Technologies T8100/T9100/T8200/T8300 · Improper Input Validation

Affects Unisoc (Shanghai) Technologies T8100/T9100/T8200/T8300Source CVE Database V5

0

Not known to be exploited · CVSS 7.5 High.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.
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:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 1 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 2026-10-25.

What to do

AI-suggested

1. Monitor Unisoc and device manufacturers for official patches or firmware updates addressing this vulnerability and apply them promptly once available. 2. Limit network exposure of vulnerable devices by restricting access to untrusted networks and employing VPNs or secure tunnels for remote connections. 3. Implement network-level anomaly detection to identify unusual modem behavior or repeated crashes indicative of exploitation attempts. 4. Enforce strict device management policies, including mobile device management (MDM) solutions that can isolate or quarantine affected devices if instability is detected. 5. Educate users about the risk and advise minimizing use of vulnerable devices in critical operational contexts until patched. 6. Collaborate with telecom providers to monitor network health and report any unusual patterns that may suggest exploitation. 7. Consider alternative devices or chipsets for critical roles if patching timelines are uncertain. 8. Maintain up-to-date backups and incident response plans to quickly recover from potential service disruptions.

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

References

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