CVE-2026-1933
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Błąd w Samba umożliwia modyfikację metadanych punktów reparse przez uwierzytelnionych użytkowników.
CVSS
7.1
EPSS
0.9%
Exploit
none
Vendor
redhat
Opis źródłowy (NVD)
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.
brak
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 7.1 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 0.9% |
| Opublikowano (NVD) | 2026-05-27 14:16:44 UTC |
| Ostatnia modyfikacja (NVD) | 2026-08-27 13:16:57 UTC |
Referencje
- https://access.redhat.com/errata/RHSA-2026:22644 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:22963 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:25049 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:25979 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:28053 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:28054 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:28055 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:28056 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:28057 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:29863 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:54581 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:54599 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:54769 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:57483 (secalert@redhat.com)
- https://access.redhat.com/security/cve/CVE-2026-1933 (secalert@redhat.com) [Third Party Advisory]
- https://bugzilla.redhat.com/show_bug.cgi?id=2447317 (secalert@redhat.com) [Issue Tracking, Third Party Advisory]
- https://bugzilla.samba.org/show_bug.cgi?id=15992 (secalert@redhat.com) [Issue Tracking, Vendor Advisory]
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-1933.json (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)