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6.5

Samba client before version 4 permits unauthorized access

published 4 days ago
Summary

The Samba client software in versions prior to 4 can be tricked into performing actions on behalf of an attacker. This could let a malicious user gain access to files or systems that should be protected. Upgrade the Samba client to version 4 or later, or apply any available patches, to close the gap.

What to do
  • Update cleanstart samba to version 4.11.2-r0.
Affected software
Ecosystem VendorProductAffected versions
CleanStart cleanstart samba < 4.11.2-r0
Fix: upgrade to 4.11.2-r0
Original advisory text
flaw was found in the samba client, all samba versions before samba 4
Security vulnerability affects the samba package. A flaw was found in the samba client, all samba versions before samba 4.
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
6.5 Medium
Timeline
Published31 Oct 2026
Updated31 Oct 2026
First seen31 Oct 2026
Sources
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