Office Service DoS Vulnerability
CVE-2025-66332 Published on December 8, 2025
Denial of service (DoS) vulnerability in the office service. Impact: Successful exploitation of this vulnerability may affect availability.
Vulnerability Analysis
CVE-2025-66332 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.
Weakness Type
Download of Code Without Integrity Check
The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code. An attacker can execute malicious code by compromising the host server, performing DNS spoofing, or modifying the code in transit.
Products Associated with CVE-2025-66332
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Affected Versions
Huawei HarmonyOS:- Version 5.1.0 is affected.
- Version 5.0.1 is affected.
- Version 6.0.0 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.