What’s Vulnerable › Vulnerabilities

CVE-2025-52458: arkcompiler_ets_runtime has an out-of-bounds write vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-16 · updated 2026-06-17
• Weakness: CWE-787

Description

in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.

Affected products

• OpenHarmony: 5.0.3, 5.1.0

References

• https://gitcode.com/openharmony/security/tree/master/zh/security-disclosure/2025/2025-10.md

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