CVE-2021-47826

Acer Backup Manager Module 3.0.0.99 - 'IScheduleSvc.exe' Unquoted Service Path

CVSS 8.5 HIGHEPSS 0.1%CWE-428

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.5EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

16 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Acer Backup Manager 3.0.0.99 contains an unquoted service path vulnerability in the NTI IScheduleSvc service that allows local users to potentially execute arbitrary code. Attackers can exploit the unquoted path in C:\Program Files (x86)\NTI\Acer Backup Manager\ to inject malicious executables that would run with elevated LocalSystem privileges.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

Acer · Acer Backup Manager Module

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References

https://www.acer.com/ac/en/US/content/home https://www.exploit-db.com/exploits/49889 https://www.vulncheck.com/advisories/acer-backup-manager-module-ischedulesvcexe-unquoted-service-path