Data processing vulnerability in the certificate management module.

published 2026-03-05 8mo ago modified 2026-06-17 4mo ago also EUVD-2026-9800

cvss: 6.2; 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

Data processing vulnerability in the certificate management module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 8mo ago (2026-03-05)

Exploit prediction

0.06% chance of exploitation in the next 30 days, higher than 0% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.2	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

Huawei HarmonyOS

Classification

Weakness

CWE-19 Data Processing Errors

References

consumer.huawei.com /en/support/bulletin/2026/3/
vendor-advisory
consumer.huawei.com /en/support/bulletinlaptops/2026/3/
vendor-advisory

Sources

CVE List CVE-2026-28539
NVD CVE-2026-28539

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