CVE-2021-47742

Epic Games Psyonix Rocket League <=1.95 contains an insecure permissions vulnerability that allows authenticated users to modify executable files with full access permissions. Attackers can leverage the 'F' (Full) flag for the 'Authenticated Users' group to change executable files and potentially escalate system privileges.

CVSS v4.0

8.5 HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

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

EPSS

0.24% chance of exploitation in the next 30 days, 15th percentile

Published

2025-12-31

Updated

2026-01-02

Proof-of-concept exploits (1)

• https://packetstormsecurity.com/files/162435

References

• CVE Record
• NVD entry

Related

• CVE-2021-47741
• CVE-2021-47743
• CVE-2021-47740
• CVE-2021-47744
• CVE-2021-47739
• CVE-2021-47745