What’s Vulnerable › Vulnerabilities

CVE-2026-34858

• Severity: medium (CVSS 4.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-13 · updated 2026-10-26
• Weakness: CWE-362

Description

UAF vulnerability in the communication module. Impact: Successful exploitation of this vulnerability may affect availability.

Affected products

• Huawei HarmonyOS: 5.1.0, 5.1.1, 6.0.0

References

• https://consumer.huawei.com/en/support/bulletin/2026/4/
• https://consumer.huawei.com/en/support/bulletinvision/2026/4/
• https://consumer.huawei.com/en/support/bulletinwearables/2026/4/

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