CVE-2018-25332

critical · 9.3

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.

9.3

CVSS

0.6%

EPSS (exploit prob.)

47th

EPSS percentile

2026-05-17

Published

CVSS: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

Weaknesses

CWE-306

Affected products

Vendor	Product	Affected versions
gitbucket	gitbucket	< 4.24.0

Check a specific version with /api/v1/cve/match.

References

https://github.com/gitbucket/gitbucket
https://security.szurek.pl/
https://www.exploit-db.com/exploits/44668
https://www.vulncheck.com/advisories/gitbucket-unauthenticated-remote-code-execution

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2018-25332