Filesystem Vulnerability in MidnightBSD Package Manager by MidnightBSD
CVE-2026-54582

6MEDIUM

Key Information:

Status
Vendor
CVE Published:
17 September 2026

What is CVE-2026-54582?

The MidnightBSD Package Manager suffers from a vulnerability where prior to version 2.7.8, the lack of a preflight check during package installation exposes users to potential file overwrites. This occurs because the logic responsible for checking file conflicts does not enforce necessary safeguards against incoming non-directory assets, allowing a crafted or conflicting package to overwrite existing files. If the operator does not explicitly enable a force option, privileged installations can endanger local filesystem integrity and disrupt the consistency of the package database. The issue is addressed in version 2.7.8.

Affected Version(s)

mport < 2.7.8

References

CVSS V4

Score:
6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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