CVE-2017-0891

Published: May 8, 2017Modified: May 13, 2026

5.4

Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.3 / Impact: 2.7

Source: NVD

Description

Nextcloud Server before 9.0.58 and 10.0.5 and 11.0.3 are vulnerable to an inadequate escaping of error messages leading to XSS vulnerabilities in multiple components.

Affected (3)

Products: Nextcloud: Nextcloud Server

Nextcloud

1 product

Nextcloud Server

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Nextcloud Nextcloud Server	Before 9.0.58
Nextcloud Nextcloud Server	From 10.0.0 to 10.0.5
Nextcloud Nextcloud Server	From 11.0.0 to 11.0.3

Related CWEs

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (4)

https://hackerone.com/reports/216812

Source: support@hackerone.com

Third Party AdvisoryVDB Entry

https://nextcloud.com/security/advisory/?id=nc-sa-2017-008

Source: support@hackerone.com

Vendor Advisory

https://hackerone.com/reports/216812

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryVDB Entry

https://nextcloud.com/security/advisory/?id=nc-sa-2017-008

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.