CVE-2026-110633 MyReport Updater through 2.1.1 Local Privilege Escalation via Updater Service
Low-privileged users can escalate to SYSTEM privileges by manipulating the updater service to install malicious DLLs via gRPC.
- 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-2026-110633?
CVE-2026-110633 is a high-severity vulnerability in MyReport Updater, published on 14 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
MyReport Updater through 2.1.1 contains a local privilege escalation vulnerability that allows low-privileged users to make the SYSTEM updater service install attacker-supplied archives into arbitrary directories. Attackers can use UpdaterManager.exe over gRPC to set a malicious reference server and installLocation, planting a DLL like HID.dll loaded by osk.exe to gain SYSTEM privileges.
Weakness: CWE-269
Which versions are affected by CVE-2026-110633?
How do I fix CVE-2026-110633?
No fix has been published for CVE-2026-110633 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-110633 being exploited?
There is no known exploitation of CVE-2026-110633 in the wild and no public exploit code.
Sources
Also known as GHSA-www7-gw3x-qcrq.