OpenHarmony v5.0.2-: Local UAF in Pre-Installed Apps => Code Exec
CVE-2025-20626 Published on March 4, 2025
Arkcompiler Ets Runtime has an UAF vulnerability
in OpenHarmony v5.0.2 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through use after free. This vulnerability can be exploited only in restricted scenarios.
Vulnerability Analysis
CVE-2025-20626 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2025-20626 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2025-20626
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Affected Versions
OpenHarmony:- Version v4.1.0, <= v5.0.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.