Improper input validation in Openatom Openharmony

CVE-2025-27131

in OpenHarmony v5.0.3 and prior versions allow a local attacker cause DOS through improper input.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L.

EPSS exploit prediction

EPSS: 0.001 (2.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-27131: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-27131?
CVE-2025-27131 is a medium-severity vulnerability in Openatom Openharmony, classified under Improper Input Validation. CVSS score: 6.1/10. Published 2025-06-08.
How severe is CVE-2025-27131?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2025-27131 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.