What’s Vulnerable › Vulnerabilities

CVE-2025-63685

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-11-20 · updated 2026-06-17
• Weakness: CWE-491

Description

Quark Cloud Drive v3.23.2 has a DLL Hijacking vulnerability. This vulnerability stems from the insecure loading of system libraries. Specifically, the application does not validate the path or signature of [regsvr32.exe] it loads. An attacker can place a crafted malicious DLL in the application's startup directory, which will be loaded and executed when the user launches the program.

Affected products

• Quark Cloud Drive: 3.23.2

References

• https://github.com/QIU-DIE/CVE/issues/5

Get alerted when CVE-2025-63685 or the next vulnerability affects your stack