What’s Vulnerable › Vulnerabilities

CVE-2026-20494

• 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-125

Description

In wifi, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10960006 / BORA00155314, BORA00155001, BORA00154907; Issue ID: MSV-7570.

Affected products

• Mediatek Mt6890 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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