CVE-2018-3781

medium

Description

A missing sanitization of search results for an autocomplete field in NextCloud Talk <3.2.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.

References

https://nextcloud.com/security/advisory/?id=NC-SA-2018-009

https://hackerone.com/reports/383117

https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-15576

Details

Source: Mitre, NVD

Published: 2018-08-13

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 5.4

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

Severity: Medium

EPSS

EPSS: 0.0039