Design defect vulnerability in Expedition mode.

published 2026-07-15 3 mo ago modified 2026-10-24 15 d ago also EUVD-2026-44660

cvss: 4.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 0%
public exploits: 0; none known

Design defect vulnerability in Expedition mode. Impact: Successful exploitation of this vulnerability may affect availability.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 3 mo ago (2026-07-15)

Exploit prediction

0.10% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.8	CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:H

Affected products

Huawei HarmonyOS

Classification

Weakness

CWE-701 Weaknesses Introduced During Design

References

consumer.huawei.com /en/support/bulletin/2026/7/

Sources

CVE List CVE-2026-58557
NVD CVE-2026-58557

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary