CVE-2023-53945

BrainyCP 1.0 contains an authenticated remote code execution vulnerability that allows logged-in users to inject arbitrary commands through the crontab configuration interface. Attackers can exploit the crontab endpoint by adding a malicious command that spawns a reverse shell to a specified IP and port.

CVSS v4.0

8.7 HIGHCVSS:4.0/AV:N/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

1.08% chance of exploitation in the next 30 days, 63th percentile

Published

2025-12-19

Updated

2026-04-07

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/51357

References

• CVE Record
• NVD entry

Related

• CVE-2023-53944
• CVE-2023-53946
• CVE-2023-53943
• CVE-2023-53947
• CVE-2023-53942
• CVE-2023-53948