Vulnerability in Epic Games Easy Anti-Cheat
CVE-2021-47739
Epic Games Easy Anti-Cheat 4.0 contains an unquoted service path vulnerability that allows local non-privileged users to execute arbitrary code with elevated system privileges. Attackers can exploit the service configuration by inserting malicious code in the system root path that would execute with LocalSystem privileges during application startup.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (7.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000
Affected products
- Epic Games Easy Anti-Cheat — versions 4.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/49841 (exploit)
- www.epicgames.com (product)
- www.easy.ac (product)
- www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5652.php (third-party-advisory)
- www.vulncheck.com/advisories/epic-games-easy-anti-cheat-local-privilege-escalat… (third-party-advisory)
Frequently asked questions
- What is CVE-2021-47739?
- CVE-2021-47739 is a high-severity vulnerability in Epic Games Easy Anti-Cheat, classified under Unquoted Search Path or Element. CVSS score: 8.4/10. Published 2025-12-23.
- How severe is CVE-2021-47739?
- High severity. CVSS v3 base score is 8.4 out of 10.