How severe is CVE-2025-54635?

CVE-2025-54635 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-54635 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-54635?

CVE-2025-54635 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-54635?

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

Does CVE-2025-54635 have an EU (EUVD) identifier?

Yes. CVE-2025-54635 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23715.

When was CVE-2025-54635 published?

CVE-2025-54635 was published on 2025-08-06 and last updated on 2026-06-17.

CVE-2025-54635

CVE-2025-54635 is a medium-severity vulnerability in Huawei Harmonyos with a CVSS 3.x base score of 5.9. 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-416.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23715
Weakness: CWE-416
Affected product: Huawei Harmonyos
Published: 2025-08-06
Last modified: 2026-06-17

Description

Vulnerability of returning released pointers in the distributed notification service. Impact: Successful exploitation of this vulnerability may affect availability.

Frequently asked questions

What is CVE-2025-54635?: Vulnerability of returning released pointers in the distributed notification service. Impact: Successful exploitation of this vulnerability may affect availability.
How severe is CVE-2025-54635?: CVE-2025-54635 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-54635 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-54635?: CVE-2025-54635 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-54635?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-54635 have an EU (EUVD) identifier?: Yes. CVE-2025-54635 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23715.
When was CVE-2025-54635 published?: CVE-2025-54635 was published on 2025-08-06 and last updated on 2026-06-17.

References

https://consumer.huawei.com/en/support/bulletin/2025/8/

Affected products (1)

cpe:2.3:o:huawei:harmonyos:5.1.0:*:*:*:*:*:*:*

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