CVE-2025-30275 Qsync Central
A remote attacker with a user account can trigger a null pointer dereference in Qsync Central, causing a denial-of-service condition.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-30275?
CVE-2025-30275 is a medium-severity vulnerability in Qnap Qsync Central, published on 29 Aug 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.
We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.7 ( 2025/04/23 ) and later
Weakness: CWE-476
Which versions are affected by CVE-2025-30275?
It affects 1 product.
Products include Qnap Qsync Central.
How do I fix CVE-2025-30275?
No fix has been published for CVE-2025-30275 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-30275 being exploited?
There is no known exploitation of CVE-2025-30275 in the wild and no public exploit code.
Other vulnerabilities in Qnap Qsync Central
Sources
Also known as GHSA-666j-q553-89qq.