CVE-2021-47826

8.5 highEPSS 0.2%

High (8.5). EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.5 high

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

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-31)
CWE: CWE-428
Published: 2026-01-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

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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