CVE-2023-28844

MEDIUM

Nextcloud Server 24.0.4-24.0.9 - Improper Access Control via File Version Download

Title source: llm

Description

Nextcloud server is an open source home cloud implementation. In affected versions users that should not be able to download a file can still download an older version and use that for uncontrolled distribution. This issue has been addressed in versions 24.0.10 and 25.0.4. Users are advised to upgrade. There are no known workarounds for this vulnerability.

References (2)

Core 2

Core References

Vendor Advisory x_refsource_confirm

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-w47p-f66h-h2vj

Patch x_refsource_misc

https://github.com/nextcloud/server/pull/36113

Scores

CVSS v3 5.7

EPSS 0.0013

EPSS Percentile 32.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-284

Status published

Products (1)

nextcloud/nextcloud_server 24.0.4 - 24.0.10

Published Mar 31, 2023

Tracked Since Feb 18, 2026