CVE-2025-54640 Deserialization in HarmonyOS
A deserialization flaw in HarmonyOS allows attackers to cause playback control screen display exceptions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-54640?
CVE-2025-54640 is a medium-severity unsafe deserialization vulnerability in Huawei Harmonyos, published on 6 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ParcelMismatch vulnerability in attribute deserialization. Impact: Successful exploitation of this vulnerability may cause playback control screen display exceptions.
Weakness: CWE-502
Which versions are affected by CVE-2025-54640?
It affects 1 product.
Products include Huawei Harmonyos.
How do I fix CVE-2025-54640?
No fix has been published for CVE-2025-54640 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2025-54640 being exploited?
There is no known exploitation of CVE-2025-54640 in the wild and no public exploit code.
Other vulnerabilities in Huawei Harmonyos
Sources
Also known as GHSA-w93w-2m46-rwv5.