How severe is CVE-2026-34852?

CVE-2026-34852 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2026-34852 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-34852?

CVE-2026-34852 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-34852?

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

Does CVE-2026-34852 have an EU (EUVD) identifier?

Yes. CVE-2026-34852 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21796.

When was CVE-2026-34852 published?

CVE-2026-34852 was published on 2026-04-13 and last updated on 2026-06-17.

CVE-2026-34852

CVE-2026-34852 is a medium-severity vulnerability in Huawei Harmonyos with a CVSS 3.x base score of 6.1. 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-835.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-21796
Weakness: CWE-835
Affected product: Huawei Harmonyos
Published: 2026-04-13
Last modified: 2026-06-17

Description

Stack overflow vulnerability in the media platform. Impact: Successful exploitation of this vulnerability may affect availability.

Frequently asked questions

What is CVE-2026-34852?: Stack overflow vulnerability in the media platform. Impact: Successful exploitation of this vulnerability may affect availability.
How severe is CVE-2026-34852?: CVE-2026-34852 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2026-34852 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-34852?: CVE-2026-34852 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-34852?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-34852 have an EU (EUVD) identifier?: Yes. CVE-2026-34852 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-21796.
When was CVE-2026-34852 published?: CVE-2026-34852 was published on 2026-04-13 and last updated on 2026-06-17.

References

Affected products (1)

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

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