Vulnerability · Published Aug 31, 2026 · Assigned by VulDB
CVE-2026-82628Colorful iGameCenter IOCTL Dispatch WinRing0x64.sys sub_11504 privileges management
High 8.8
In plain English
A high-severity privilege mismanagement in iGameCenter from Colorful. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.2%top 94.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A vulnerability was found in Colorful iGameCenter 2.0.0.81. This vulnerability affects the function sub_11504 in the library WinRing0x64.sys of the component IOCTL Dispatch. Performing a manipulation of the argument PhysicalAddress/AlignNumer/AlignSize results in improper privilege management. Attacking locally is a requirement.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Colorful | iGameCenter | 2.0.0.81 |
Weakness: CWE-269, CWE-266 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R
References
- VDB-397126 | Colorful iGameCenter IOCTL Dispatch WinRing0x64.sys sub_11504 privileges management vdb-entry, technical-description
- VDB-397126 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-82628 | CVE Analysis and Report third-party-advisory
- Submit #893754 | Colorful (七彩虹) iGameCenter 2.0.0.81 Improper Privilege Management third-party-advisory