CVE-2026-20476

MEDIUMCVSS 5.5/10EPSS 0.11%

Last modified

CVE-2026-20476 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In ccci, there is a possible out of bounds read due to a missing bounds check. This could lead to local denial of service with User execution privileges needed. EPSS estimates a 0.11% chance of exploitation in the next 30 days.

Description

In ccci, there is a possible out of bounds read due to a missing bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981532; Issue ID: MSV-7660.

Metrics

EPSS Probability
0.11%

1.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MediatekMt6988 FirmwareAll versions
MediatekMt6813 FirmwareAll versions
MediatekMt6986 FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-20476?
In ccci, there is a possible out of bounds read due to a missing bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981532; Issue ID: MSV-7660.
How severe is CVE-2026-20476?
CVE-2026-20476 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.11% probability of exploitation in the next 30 days.
How do I fix CVE-2026-20476?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST