What’s Vulnerable › Vulnerabilities

CVE-2026-110633: MyReport Updater through 2.1.1 Local Privilege Escalation via Updater Service

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-14 · updated 2026-10-16
• Weakness: CWE-269

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.

Affected products

• Report One MyReport Updater: through 2.1.1

References

• https://blog.quarkslab.com/myreport-updater-from-grpc-to-system.html
• https://www.myreport.fr/myreport/
• https://www.vulncheck.com/advisories/myreport-updater-through-2.1.1-local-privilege-escalation-via-updater-service

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