What is CVE-2025-0587?

CVE-2025-0587 is a low-severity vulnerability in Openatom Openharmony, classified under Integer Overflow or Wraparound. CVSS score: 3.8/10. Published 2025-03-04.

How severe is CVE-2025-0587?

Low severity. CVSS v3 base score is 3.8 out of 10.

Integer overflow in Openatom Openharmony

CVE-2025-0587

in OpenHarmony v5.0.2 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through integer overflow. This vulnerability can be exploited only in restricted scenarios.

Vulnerability class: Integer Overflow

Published 2025-03-04 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (6.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Openatom Openharmony
Openharmony — versions v4.1.0

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

gitee.com/openharmony/security/blob/master/zh/security-disclosure/2025/2025-03… (Third Party Advisory)

Frequently asked questions

What is CVE-2025-0587?: CVE-2025-0587 is a low-severity vulnerability in Openatom Openharmony, classified under Integer Overflow or Wraparound. CVSS score: 3.8/10. Published 2025-03-04.
How severe is CVE-2025-0587?: Low severity. CVSS v3 base score is 3.8 out of 10.