How severe is CVE-2026-58557?

CVE-2026-58557 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2026-58557 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-58557?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-58557 published?

CVE-2026-58557 was published on 2026-07-15.

CVE-2026-58557

CVE-2026-58557 is a medium-severity vulnerability with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-701.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-701
Published: 2026-07-15
Last modified: 2026-07-15

Description

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

Frequently asked questions

What is CVE-2026-58557?: Design defect vulnerability in Expedition mode. Impact: Successful exploitation of this vulnerability may affect availability.
How severe is CVE-2026-58557?: CVE-2026-58557 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2026-58557 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-58557?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-58557 published?: CVE-2026-58557 was published on 2026-07-15.

References

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

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