CVE-2026-20470
Quick assessment
Affected
MediaTek, Inc. MediaTek chipset
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
MediaTek Chipsets是中国MediaTek公司的一系列芯片。 MediaTek Chipsets 存在权限许可和访问控制问题漏洞，该漏洞源于Telephony组件缺少权限检查，可能导致本地信息泄露，无需额外执行权限，也无需用户交互。
Affected Version Matrix 42
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| MediaTek, Inc. | MediaTek chipset | MT6739 |
affected |
MT6761 |
affected | ||
MT6765 |
affected | ||
MT6768 |
affected | ||
MT6781 |
affected | ||
MT6789 |
affected | ||
MT6835 |
affected | ||
MT6853 |
affected | ||
| … +34 more rows | |||
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I. Basic Information for CVE-2026-20470
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Telephony, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11086431; Issue ID: MSV-8189.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-926
Source: CVE Program / CVE List V5
Vulnerability Title
MediaTek Chipsets 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MediaTek Chipsets是中国MediaTek公司的一系列芯片。 MediaTek Chipsets 存在权限许可和访问控制问题漏洞，该漏洞源于Telephony组件缺少权限检查，可能导致本地信息泄露，无需额外执行权限，也无需用户交互。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| MediaTek, Inc. | MediaTek chipset | MT6739 | - |
|
II. Public POCs for CVE-2026-20470
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-20470 (1)
Same Patch Batch · MediaTek, Inc. · 2026-08-03 · 34 CVEs total
| CVE-2026-20472 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20480 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20479 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20478 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20477 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20476 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20475 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20474 | MediaTek Chipsets 竞争条件问题漏洞 | |
| CVE-2026-20473 | MediaTek Chipsets 资源管理错误漏洞 | |
| CVE-2026-20497 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20471 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20469 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20468 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20467 | MediaTek Chipsets 权限许可和访问控制问题漏洞 | |
| CVE-2026-20466 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20465 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20464 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20498 | MediaTek Chipsets 软件供应链问题漏洞 | |
| CVE-2026-20481 | MediaTek Chipsets 缓冲区错误漏洞 | |
| CVE-2026-20482 | MediaTek Chipsets 资源管理错误漏洞 |
Showing top 20 of 34 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2026-20470
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