PT-2026-32279 · Huawei · Harmonyos

Published 2026-04-13 · Updated 2026-04-13 · CVE-2026-34866

Positive Technologies (AI Summary)

CVSS v3.1

5.1

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description An out-of-bounds write issue exists in the WEB module, which occurs when a program writes data past the end of the intended buffer. Successful exploitation of this flaw can impact availability and confidentiality.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2026-34866

Affected Products

Harmonyos

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-34866 · Security Note
• https://consumer.huawei.com/en/support/bulletinwearables/2026/4 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/2043709129928196585 · Twitter Post
• https://twitter.com/CVEnew/status/2043733067811192936 · Twitter Post