CVE-2021-47826CWE-428

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

High · published January 16, 2026

CVSS v4.0
8.5
EPSS
0%
Percentile
5.6
In the wild
Unconfirmed
What it is

⚡ A sneaky unquoted service path in Acer Backup Manager could let local attackers run code with full power! 💥 Think of this vulnerability like a restaurant kitchen where orders are mixed up — if the chef doesn’t double-check the order slip, a mischievous waiter could send in a fake order to slip something in the pasta! 🍝 An attacker could exploit this flaw to execute arbitrary code on the system, effectively taking control with LocalSystem privileges. This could lead to unauthorized access, data corruption, or even complete system takeover — absolutely devastating for affected users! 🔥

Put simply

Think of this vulnerability like a restaurant kitchen where orders are mixed up — if the chef doesn’t double-check the order slip, a mischievous waiter could send in a fake order to slip something in the pasta! 🍝 Acer Backup Manager 3.0.0.99 contains an unquoted service path vulnerability in the NTI IScheduleSvc service. This flaw allows local users to potentially inject malicious executables into the service's execution path, running them with high privileges.

What to do

An attacker could exploit this flaw to execute arbitrary code on the system, effectively taking control with LocalSystem privileges. This could lead to unauthorized access, data corruption, or even complete system takeover — absolutely devastating for affected users! 🔥 To remediate this vulnerability, ensure that the service path for NTI IScheduleSvc is quoted correctly. Patch the software to the latest version or apply a workaround that restricts local user access to this service. Regularly audit services to catch any similar vulnerabilities! 🛡️ You've got this! Following these steps will help secure your system in no time! 🚀

The record
Technical detail
CVSS v4.0
8.5 · HIGH
Vector
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
EPSS
0.00166 · 5.6th percentile
Weakness
CWE-428 · Unquoted Search Path or Element
Published
2026-01-16T19:09Z
EPSS history
Timeline
  • 16 JAN 19:09Z
    Acer Backup Manager Module 3.0.0.99 - 'IScheduleSvc.exe' Unquoted Service Path
    cvelistv5