CVE-2026-49302 (GCVE-0-2026-49302)
Vulnerability from cvelistv5 – Published: 2026-08-17 08:21 – Updated: 2026-08-17 08:21
VLAI
EPSS
VEX
Summary
Permission control vulnerability in the notification service module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.
Severity
6.2 (Medium)
CWE
- CWE-200 - Exposure of Sensitive Information to an Unauthorized Actor
Assigner
References
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "HarmonyOS",
"vendor": "Huawei",
"versions": [
{
"status": "affected",
"version": "6.1.0"
}
]
}
],
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"value": "Permission control vulnerability in the notification service module.\u0026nbsp;Impact: Successful exploitation of this vulnerability may affect service confidentiality."
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"value": "Permission control vulnerability in the notification service module.\u00a0Impact: Successful exploitation of this vulnerability may affect service confidentiality."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 6.2,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.1"
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"problemTypes": [
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"descriptions": [
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"cweId": "CWE-200",
"description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-17T08:21:17.516Z",
"orgId": "25ac1063-e409-4190-8079-24548c77ea2e",
"shortName": "huawei"
},
"references": [
{
"url": "https://consumer.huawei.com/en/support/bulletin/2026/8/"
},
{
"url": "https://consumer.huawei.com/en/support/bulletinvision/2026/8/"
},
{
"url": "https://consumer.huawei.com/en/support/bulletinwearables/2026/8/"
},
{
"url": "https://consumer.huawei.com/en/support/bulletinlaptops/2026/8/"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 1.0.4"
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},
"cveMetadata": {
"assignerOrgId": "25ac1063-e409-4190-8079-24548c77ea2e",
"assignerShortName": "huawei",
"cveId": "CVE-2026-49302",
"datePublished": "2026-08-17T08:21:17.516Z",
"dateReserved": "2026-05-29T03:16:14.061Z",
"dateUpdated": "2026-08-17T08:21:17.516Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2026-49302",
"date": "2026-08-17",
"epss": "0.00091",
"percentile": "0.00582"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2026-49302\",\"sourceIdentifier\":\"psirt@huawei.com\",\"published\":\"2026-08-17T09:17:30.130\",\"lastModified\":\"2026-08-17T09:17:30.130\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Permission control vulnerability in the notification service module.\u00a0Impact: Successful exploitation of this vulnerability may affect service confidentiality.\"}],\"affected\":[{\"source\":\"psirt@huawei.com\",\"affectedData\":[{\"vendor\":\"Huawei\",\"product\":\"HarmonyOS\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"6.1.0\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@huawei.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":6.2,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.5,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"psirt@huawei.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-200\"}]}],\"references\":[{\"url\":\"https://consumer.huawei.com/en/support/bulletin/2026/8/\",\"source\":\"psirt@huawei.com\"},{\"url\":\"https://consumer.huawei.com/en/support/bulletinlaptops/2026/8/\",\"source\":\"psirt@huawei.com\"},{\"url\":\"https://consumer.huawei.com/en/support/bulletinvision/2026/8/\",\"source\":\"psirt@huawei.com\"},{\"url\":\"https://consumer.huawei.com/en/support/bulletinwearables/2026/8/\",\"source\":\"psirt@huawei.com\"}]}}"
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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