CVE-2023-28643

MEDIUM

Nextcloud <25.0.3, <24.0.9 - Info Disclosure

Title source: llm
STIX 2.1

Description

Nextcloud server is an open source home cloud implementation. In affected versions when a recipient receives 2 shares with the same name, while a memory cache is configured, the second share will replace the first one instead of being renamed to `{name} (2)`. It is recommended that the Nextcloud Server is upgraded to 25.0.3 or 24.0.9. Users unable to upgrade should avoid sharing 2 folders with the same name to the same user.

Scores

CVSS v3 5.5
EPSS 0.0066
EPSS Percentile 71.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-706
Status published
Products (1)
nextcloud/nextcloud_server 24.0.0 - 24.0.9 (2 CPE variants)
Published Mar 30, 2023
Tracked Since Feb 18, 2026