CVE-2026-45691 - CERT CVE
ID CVE-2026-45691
Sažetak 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
Reference
CVSS
Base: 5.9
Impact: 4.2
Exploitability:1.6
Pristup
VektorSloženostAutentikacija
NETWORK HIGH LOW
Impact
PovjerljivostCjelovitostDostupnost
LOW HIGH NONE
CVSS vektor CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N
Zadnje važnije ažuriranje 01-06-2026 - 19:16
Objavljeno 01-06-2026 - 19:16