How severe is CVE-2025-71256?

CVE-2025-71256 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-71256 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-71256?

CVE-2025-71256 primarily affects Google Android. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-71256?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-71256 have an EU (EUVD) identifier?

Yes. CVE-2025-71256 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209657.

When was CVE-2025-71256 published?

CVE-2025-71256 was published on 2026-05-06 and last updated on 2026-06-17.

CVE-2025-71256

CVE-2025-71256 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-209657
Affected product: Google Android
Published: 2026-05-06
Last modified: 2026-06-17

Description

In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.

Frequently asked questions

What is CVE-2025-71256?: In nr modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed.
How severe is CVE-2025-71256?: CVE-2025-71256 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-71256 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-71256?: CVE-2025-71256 primarily affects Google Android. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-71256?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-71256 have an EU (EUVD) identifier?: Yes. CVE-2025-71256 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209657.
When was CVE-2025-71256 published?: CVE-2025-71256 was published on 2026-05-06 and last updated on 2026-06-17.

References

https://www.unisoc.com/en/support/product-security-bulletin/2051836844671422466

Affected products (4)

cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:16.0:-:*:*:*:*:*:*

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