CVE-2026-45691

Опубликовано: 01 июн. 2026

Источник: nvd

CVSS3: 5.9

EPSS Низкий

Описание

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

Ссылки

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-mp6x-g55j-w9jw
Vendor Advisory
https://github.com/nextcloud/server/pull/59758
Issue Tracking
Patch
https://hackerone.com/reports/3573399
Permissions Required

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*

Версия от 32.0.0 (включая) до 32.0.9 (исключая)

cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*

Версия от 33.0.0 (включая) до 33.0.3 (исключая)

Конфигурация 2

Одно из