CVE-2023-1776 – github.com/mattermost/mattermost-server

Package

Manager: go
Name: github.com/mattermost/mattermost-server
Vulnerable Version: >=7.7.0 <7.7.2 || >=7.1.0 <7.1.6 || =7.8.0 || >=7.8.0 <7.8.1

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

EPSS: 0.00474 pctl0.63827

Details

Mattermost vulnerable to cross-site scripting (XSS) Boards in Mattermost allows an attacker to upload a malicious SVG image file as an attachment to a card and share it using a direct link to the file. [Issue Identifier](https://mattermost.com/security-updates/): MMSA-2023-00139

Metadata

Created: 2023-03-31T12:30:16Z
Modified: 2023-04-07T21:09:25Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/03/GHSA-63f2-6959-2pxj/GHSA-63f2-6959-2pxj.json
CWE IDs: ["CWE-79"]
Alternative ID: GHSA-63f2-6959-2pxj
Finding: F425
Auto approve: 1