CVE-2026-1933 — Samba: missing access check on reparse point operations
A flaw was found in Samba’s handling of NTFS-style reparse points on shares configured with read only = yes. Due to missing SMB-layer access checks, authenticated users with und…
Published: 2026-05-27 · CVSS: 7.1 · CVSS 3.1
A flaw was found in Samba’s handling of NTFS-style reparse points on shares configured with read only = yes. Due to missing SMB-layer access checks, authenticated users with underlying filesystem write permissions may create or delete reparse point metadata through SMB operations even on read-only exports. This could allow modification of SMB-visible file behavior, including converting files into symbolic links or other reparse point types.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7