CVE-2025-21098

CVE-2025-21098 is a medium-severity vulnerability in Openatom Openharmony 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-922.

Key facts

Description

in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through out-of-bounds read bypass permission check.

Frequently asked questions

What is CVE-2025-21098?
in OpenHarmony v5.0.2 and prior versions allow a local attacker cause information leak through out-of-bounds read bypass permission check.
How severe is CVE-2025-21098?
CVE-2025-21098 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 high, integrity none, and availability none.
Is CVE-2025-21098 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-21098?
CVE-2025-21098 affects Openatom Openharmony. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-21098?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-21098 have an EU (EUVD) identifier?
Yes. CVE-2025-21098 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-7584.
When was CVE-2025-21098 published?
CVE-2025-21098 was published on 2025-03-04 and last updated on 2026-06-17.

References

Affected products (1)

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