Vulnerability · Published Jan 16, 2026 · Assigned by VulnCheck
CVE-2021-47825Acer Updater Service 1.2.3500.0 - 'UpdaterService.exe' Unquoted Service Path
High 7.8
In plain English
A high-severity security flaw in Acer Updater Service from Acer. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 93.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Acer Updater Service 1.2.3500.0 contains an unquoted service path vulnerability that allows local users to execute code with elevated system privileges. Attackers can exploit the unquoted path in C:\Program Files\Acer\Acer Updater\ to inject malicious executables that will run with LocalSystem permissions during service startup.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Acer | Acer Updater Service | 1.2.3500.0 |
Weakness: CWE-428 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- ExploitDB-49890 exploit
- Acer Official Homepage product
- VulnCheck Advisory: Acer Updater Service 1.2.3500.0 - 'UpdaterService.exe' Unquoted Service Path third-party-advisory