CVE-2023-45660

MEDIUM

Nextcloud Mail 2.2.0-2.2.8 - Server-Side Request Forgery via Proxy Endpoint

Title source: llm
STIX 2.1

Description

Nextcloud mail is an email app for the Nextcloud home server platform. In affected versions a missing check of origin, target and cookies allows for an attacker to abuse the proxy endpoint to denial of service a third server. It is recommended that the Nextcloud Mail is upgraded to 2.2.8 or 3.3.0. There are no known workarounds for this vulnerability.

References (3)

Core 3
Core References
Issue Tracking, Patch x_refsource_misc
https://github.com/nextcloud/mail/pull/8459
Third Party Advisory x_refsource_misc
https://hackerone.com/reports/1895874

Scores

CVSS v3 4.3
EPSS 0.0013
EPSS Percentile 32.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-918
Status published
Products (1)
nextcloud/mail 2.2.0 - 2.2.8
Published Oct 16, 2023
Tracked Since Feb 18, 2026