CVE-2026-1933
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
CVSS
7.1
High
EPSS
0.9%
p54
KEV
—
Exploit Today
16
0-100
Published: May 27, 2026 · Last modified: Jul 15, 2026 · CWE-284
0.9%EPSS · 30 days0.9%
2026-06-302026-07-16
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.
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:22644
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:22963
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:25049
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:25979
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28053
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28054
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28055
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28056
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28057
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:29863
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-1933
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2447317
- bugzilla.samba.orghttps://bugzilla.samba.org/show_bug.cgi?id=15992
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:22644
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:22963
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:25049
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:25979
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28053
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28054
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:28055
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