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DoS vulnerability in the window module.

Affects HarmonyOS 6.1.0 phones and tablets per Huawei's phones/tablets bulletin, while other bulletins also list HarmonyOS 7.0.0. No fix is listed in the checked facts.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

7.5HighCNA
Exploited
No known exploitation
Fix
No fix listed
Who is exposed
Not reported

Do first: Workaround: The checked facts list no workaround or fix. Watch Huawei's bulletins for a patch that names a fixed version.

Published
Last modified
Published
Not listed in CISA KEV
23/100 · provisional
Unclear
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

The window module in affected software contains a denial-of-service vulnerability. Successful exploitation could impair the software's availability, making it unable to respond normally.

Read the original description

DoS vulnerability in the window module. Impact: Successful exploitation of this vulnerability may affect availability.

What to do

  • Workaround: The checked facts list no workaround or fix. Watch Huawei's bulletins for a patch that names a fixed version.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  4. Record last updated

Affected versions

  • Huawei HarmonyOS

    6.1.0

Evidence 3

  1. Link
  2. Link
  3. Link

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

FAQ

Questions about CVE-2026-101186

What does this mean?

The window module has a flaw that causes a denial of service, which can affect the availability of the device.Source: consumer.huawei.com

Am I affected, and how do I check?

The phones/tablets bulletin lists HarmonyOS 6.1.0, and other bulletins also list HarmonyOS 7.0.0. Compare the system version shown in the device's settings against these versions.Source: consumer.huawei.com

What should I do about it?

The checked facts do not list a fixed version, so no upgrade target can be given. Follow Huawei's bulletins for an update that names a fixed version.Source: consumer.huawei.com

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: cve.now feed data

What if there's no patch?

The checked facts list no workaround or fix. Watch Huawei's bulletins for a patch that names a fixed version.Source: consumer.huawei.com