CVE-2021-47878

eBeam Education Suite 2.5.0.9 contains an unquoted service path vulnerability in the eBeam Device Service that allows local users to potentially execute code with elevated privileges. Attackers can exploit the unquoted path in the service configuration to inject malicious code that would execute with LocalSystem privileges during service startup.

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

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

EPSS

0.13% chance of exploitation in the next 30 days, 3th percentile

Published

2026-01-21

Updated

2026-01-22

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/49647

References

• CVE Record
• NVD entry

Related

• CVE-2021-47877
• CVE-2021-47879
• CVE-2021-47876
• CVE-2021-47880
• CVE-2021-47875
• CVE-2021-47881