CVE-2018-25332

GitBucket 4.23.1 contains an unauthenticated remote code execution vulnerability that allows attackers to execute arbitrary commands by exploiting weak secret token generation and insecure file upload functionality. Attackers can brute-force the Blowfish encryption key, upload a malicious JAR plugin via the git-lfs endpoint, and execute system commands through an exposed exploit endpoint.

CVSS v4.0

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/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

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.59% chance of exploitation in the next 30 days, 46th percentile

Published

2026-05-17

Updated

2026-05-18

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/44668

References

• CVE Record
• NVD entry

Related

• CVE-2018-25331
• CVE-2018-25333
• CVE-2018-25330
• CVE-2018-25334
• CVE-2018-25329
• CVE-2018-25335