Description
A flaw was found in Samba. The smbd service daemon does not pick up group membership changes when re-authenticating an expired SMB session. This issue can expose file shares until clients disconnect and then connect again.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- network
- Complexity
- low
- Privileges
- high
- User Action
- none
- Scope
- unchanged
- Confidentiality
- high
- Integrity
- none
- Availability
- none
- Weaknesses
- CWE-552
Metadata
- Primary Vendor
- SAMBA
- Published
- 6/6/2025
- Last Modified
- 1/8/2026
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
samba : sambasamba : samba
AI-Powered Remediation
Generate remediation guidance or a C-suite brief for this vulnerability.