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CVE-2018-25332

GitBucket 4.23.1 Unauthenticated Remote Code Execution

Published: May 17, 2026Updated: May 18, 2026 Sources: CVE List NVD
NVD MITRE
9.8CVSS
CRITICAL

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.

EPSS Score
0.2%
Top 57.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-306

Affected Products

GitBucket
gitbucket

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://github.com/gitbucket/gitbucket
github.com
https://security.szurek.pl/
security.szurek.pl
https://www.exploit-db.com/exploits/44668
exploit-db.com
and 1 more references View all →

Timeline

Published
May 17, 2026
Last Updated
May 18, 2026

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