VulnerabilityAnalyzed

CVE-2026-28552

Out-of-bounds write vulnerability in the IMS module.

HIGH 7.5EPSS 0.28%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.28%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.28% probability · 21th percentile
CISA KEV: Not listed
Weakness: CWE-19, CWE-787
Affected: huawei/emui · huawei/harmonyos
Source: psirt@huawei.com

References

https://consumer.huawei.com/en/support/bulletin/2026/3/Vendor Advisory
https://consumer.huawei.com/en/support/bulletinlaptops/2026/3/Vendor Advisory
https://consumer.huawei.com/en/support/bulletinwearables/2026/3/Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.