PT-2023-8886 · Nextcloud+2 · Nextcloud Server+2

Arianitisufi

+2

·

Published

2023-11-21

·

Updated

2025-01-24

·

CVE-2023-48301

CVSS v2.0

5.5

Medium

VectorAV:N/AC:L/Au:S/C:P/I:P/A:N
Name of the Vulnerable Software and Affected Versions Nextcloud Server versions 25.0.0 through 25.0.12 Nextcloud Server versions 26.0.0 through 26.0.7 Nextcloud Server versions 27.0.0 through 27.1.2
Description The issue is related to improper neutralization of input during web page generation, which can allow a remote attacker to perform cross-site scripting (XSS) attacks. An attacker could insert links into circle names that would be opened when clicking the circle name in a search filter.
Recommendations For Nextcloud Server versions 25.0.0 through 25.0.12, update to version 25.0.13 or later. For Nextcloud Server versions 26.0.0 through 26.0.7, update to version 26.0.8 or later. For Nextcloud Server versions 27.0.0 through 27.1.2, update to version 27.1.3 or later. As a temporary workaround, consider disabling the app circles to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

Related Identifiers

ALT-PU-2023-7785
ALT-PU-2023-7786
ALT-PU-2024-1230
ALT-PU-2025-1855
BDU:2024-02549
CVE-2023-48301
GHSA-WGPW-QQQ2-GWV6

Affected Products

Alt Linux
Nextcloud Server
Red Os