Huawei HarmonyOS 5.1.0/6.0.0/6.1.0 File System unchecked input for loop condition

CVSS Meta Temp Score
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CTI Interest Score
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2.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Huawei HarmonyOS 5.1.0/6.0.0/6.1.0. This vulnerability affects unknown code of the component File System Handler. Performing a manipulation results in unchecked input for loop condition. This vulnerability is identified as CVE-2026-41986. The attack may be carried out on the physical device. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Huawei HarmonyOS 5.1.0/6.0.0/6.1.0. This affects an unknown code of the component File System Handler. The manipulation with an unknown input leads to a unchecked input for loop condition vulnerability. CWE is classifying the issue as CWE-606. The product does not properly check inputs that are used for loop conditions, potentially leading to a denial of service or other consequences because of excessive looping. This is going to have an impact on availability. The summary by CVE is:

Logic bypass vulnerability in the file system. Impact: Successful exploitation of this vulnerability may affect availability.

It is possible to read the advisory at consumer.huawei.com. This vulnerability is uniquely identified as CVE-2026-41986 since 04/23/2026. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1449 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.4
VulDB Meta Temp Score: 2.4

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 2.4
CNA Vector (huawei): 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unchecked input for loop condition
CWE: CWE-606 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/23/2026 CVE reserved
06/09/2026 +47 days Advisory disclosed
06/09/2026 +0 days VulDB entry created
06/09/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2026-41986 (🔒)
GCVE (CVE): GCVE-0-2026-41986
GCVE (VulDB): GCVE-100-369471

Entryinfo

Created: 06/09/2026 12:16
Changes: 06/09/2026 12:16 (62)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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