CVE-2026-49303
Notification Module Improper Authorization Vulnerability
Description
Permission control vulnerability in the notification module. Impact: Successful exploitation of this vulnerability may affect availability.
INFO
Published Date :
Aug. 17, 2026, 9:17 a.m.
Last Modified :
Aug. 17, 2026, 9:17 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 25ac1063-e409-4190-8079-24548c77ea2e | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Apply updates to the notification module.
- Verify access controls are correctly configured.
- Test for proper permission enforcement.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-49303.
| URL | Resource |
|---|---|
| https://consumer.huawei.com/en/support/bulletin/2026/8/ | |
| https://consumer.huawei.com/en/support/bulletinvision/2026/8/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-49303 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-49303
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-49303 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-49303 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Aug. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Huawei', 'product': 'HarmonyOS', 'versions': [{'status': 'affected', 'version': '4.3.1'}, {'status': 'affected', 'version': '4.3.0'}, {'status': 'affected', 'version': '4.2.0'}, {'status': 'affected', 'version': '4.0.0'}], 'defaultStatus': 'unaffected'}, {'vendor': 'Huawei', 'product': 'EMUI', 'versions': [{'status': 'affected', 'version': '15.0.0'}, {'status': 'affected', 'version': '14.2.0'}, {'status': 'affected', 'version': '14.0.0'}], 'defaultStatus': 'unaffected'}] Added Description Permission control vulnerability in the notification module. Impact: Successful exploitation of this vulnerability may affect availability. Added CVSS V3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L Added CWE CWE-264 Added Reference https://consumer.huawei.com/en/support/bulletin/2026/8/ Added Reference https://consumer.huawei.com/en/support/bulletinvision/2026/8/