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CVE-2026-45691

Nextcloud Server

Beschreibung

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie (created after successful password authentication but before TOTP completion) could be reused as a Bearer token to authenticate against DAV endpoints, granting read/write access and bypassing mandatory two-factor authentication. It is recommended that the Nextcloud Server is upgraded to 33.0.3 or 32.0.9. It is recommended that the Nextcloud Enterprise Server is upgraded to 33.0.3, 32.0.9, 31.0.14.5, 30.0.17.9 or 29.0.16.16

CVSS 5.9EPSS 0.29%Risiko 0.61
Quelle öffnen
Veröffentlicht
2026-06-01 19:16:52
Betroffene Versionen
>=32.0.0,<32.0.9,>=33.0.0,<33.0.3
Typ
Core software
Zuletzt geändert
2026-07-22 08:10:00
Vektor
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N