How severe is CVE-2026-34860?

CVE-2026-34860 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability low.

Is CVE-2026-34860 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-2026-34860?

CVE-2026-34860 primarily affects Huawei Harmonyos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-34860?

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

Does CVE-2026-34860 have an EU (EUVD) identifier?

Yes. CVE-2026-34860 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21802.

When was CVE-2026-34860 published?

CVE-2026-34860 was published on 2026-04-13 and last updated on 2026-06-17.

CVE-2026-34860

CVE-2026-34860 is a medium-severity vulnerability in Huawei Harmonyos with a CVSS 3.x base score of 4.1. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 4.1)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-21802
Weakness: CWE-284
Affected product: Huawei Harmonyos
Published: 2026-04-13
Last modified: 2026-06-17

Description

Access control vulnerability in the memo module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

Frequently asked questions

What is CVE-2026-34860?: Access control vulnerability in the memo module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.
How severe is CVE-2026-34860?: CVE-2026-34860 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability low.
Is CVE-2026-34860 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-2026-34860?: CVE-2026-34860 primarily affects Huawei Harmonyos. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-34860?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-34860 have an EU (EUVD) identifier?: Yes. CVE-2026-34860 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21802.
When was CVE-2026-34860 published?: CVE-2026-34860 was published on 2026-04-13 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:huawei:harmonyos:5.1.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:harmonyos:6.0.0:*:*:*:*:*:*:*

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