What’s Vulnerable › Vulnerabilities

CVE-2021-47826: Acer Backup Manager Module 3.0.0.99 - 'IScheduleSvc.exe' Unquoted Service Path

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-16 · updated 2026-06-17
• Weakness: CWE-428

Description

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.

Affected products

• Acer Backup Manager Module: 3.0.0.99

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

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