How severe is CVE-2025-20676?

CVE-2025-20676 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-20676 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-20676?

CVE-2025-20676 affects Mediatek Nbiot Sdk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-20676?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-20676 have an EU (EUVD) identifier?

Yes. CVE-2025-20676 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16591.

When was CVE-2025-20676 published?

CVE-2025-20676 was published on 2025-06-02 and last updated on 2026-06-17.

CVE-2025-20676

CVE-2025-20676 is a medium-severity vulnerability in Mediatek Nbiot Sdk with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-476.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16591
Weakness: CWE-476
Affected product: Mediatek Nbiot Sdk
Published: 2025-06-02
Last modified: 2026-06-17

Description

In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00412240; Issue ID: MSV-3293.

Frequently asked questions

What is CVE-2025-20676?: In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00412240; Issue ID: MSV-3293.
How severe is CVE-2025-20676?: CVE-2025-20676 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-20676 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-20676?: CVE-2025-20676 affects Mediatek Nbiot Sdk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-20676?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-20676 have an EU (EUVD) identifier?: Yes. CVE-2025-20676 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16591.
When was CVE-2025-20676 published?: CVE-2025-20676 was published on 2025-06-02 and last updated on 2026-06-17.

References

https://corp.mediatek.com/product-security-bulletin/June-2025

Affected products (1)

cpe:2.3:a:mediatek:nbiot_sdk:*:*:*:*:*:*:*:*

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