CVE-2026-45810: Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 31.0.0 to before 31.0.12, and 32.0.0 to before 32.0.3, a missing…

PriorityP336medium6.8CVSS 3.1

AVNACLPRLUIRSCCHINAN

EPSS

0.25%

16.4th percentile

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 31.0.0 to before 31.0.12, and 32.0.0 to before 32.0.3, a missing check of a relation allowed authenticated users with access to any file comment, to read the content of all comments. It is recommended that the Nextcloud Server is upgraded to 31.0.12 or 32.0.3. It is recommended that the Nextcloud Enterprise Server is upgraded to 21.0.9.20, 22.2.10.35, 23.0.12.31, 24.0.12.30, 25.0.13.25, 26.0.13.22, 27.1.11.22, 28.0.14.13, 29.0.16.10, 30.0.17.5, 31.0.12 or 32.0.3

Affected

14 ranges

Vendor	Product	Version range	Fixed in
nextcloud	nextcloud_server	>= 21.0.0 < 21.0.9.20	21.0.9.20
nextcloud	nextcloud_server	>= 22.0.0 < 22.2.10.35	22.2.10.35
nextcloud	nextcloud_server	>= 23.0.0 < 23.0.12.31	23.0.12.31
nextcloud	nextcloud_server	>= 24.0.0 < 24.0.12.30	24.0.12.30
nextcloud	nextcloud_server	>= 25.0.0 < 25.0.13.25	25.0.13.25
nextcloud	nextcloud_server	>= 26.0.0 < 26.0.13.22	26.0.13.22
nextcloud	nextcloud_server	>= 27.0.0 < 27.1.11.22	27.1.11.22
nextcloud	nextcloud_server	>= 28.0.0 < 28.0.14.13	28.0.14.13
nextcloud	nextcloud_server	>= 29.0.0 < 29.0.16.10	29.0.16.10
nextcloud	nextcloud_server	>= 30.0.0 < 30.0.17.5	30.0.17.5
nextcloud	nextcloud_server	>= 31.0.0 < 31.0.12	31.0.12
nextcloud	nextcloud_server	>= 32.0.0 < 32.0.3	32.0.3
nextcloud	security-advisories	—	—
nextcloud	security-advisories	—	—

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