What’s Vulnerable › Vulnerabilities

CVE-2026-20480

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-03 · updated 2026-10-23
• Weakness: CWE-122

Description

In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960023 (Note: For MT6880, MT6890, MT6980D, MT6988, MT6990) / AUTO00851189 (Note: For MT2735, MT3737); Issue ID: MSV-7586.

Affected products

• Mediatek Mt2735 Firmware: all versions
• Mediatek Mt2737 Firmware: all versions
• Mediatek Mt6880 Firmware: all versions
• Mediatek Mt6890 Firmware: all versions
• Mediatek Mt6980D Firmware: all versions
• Mediatek Mt6988 Firmware: all versions
• Mediatek Mt6990 Firmware: all versions

References

• https://www.mediatek.com/product-security-bulletin/August-2026

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