What is CVE-2026-41970?

CVE-2026-41970 is a medium-severity vulnerability in Huawei Emui, classified under Out-of-bounds Write. CVSS score: 6.8/10. Published 2026-05-15.

How severe is CVE-2026-41970?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Buffer overflow in Huawei Emui

CVE-2026-41970

Out-of-bounds write vulnerability in the distributed file system module. Impact: Successful exploitation of this vulnerability may affect availability.

Vulnerability class: Buffer Overflow

Published 2026-05-15 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H.

EPSS exploit prediction

EPSS: 0.002 (10.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001

Affected products

Huawei Emui — versions 15.0.0, 14.2.0, 14.0.0
Huawei Harmonyos — versions 4.3.1, 4.3.0, 4.2.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

Frequently asked questions

What is CVE-2026-41970?: CVE-2026-41970 is a medium-severity vulnerability in Huawei Emui, classified under Out-of-bounds Write. CVSS score: 6.8/10. Published 2026-05-15.
How severe is CVE-2026-41970?: Medium severity. CVSS v3 base score is 6.8 out of 10.