GitHub Advisoryadvisory · Go

GHSA-63f2-6959-2pxj Mattermost vulnerable to cross-site scripting (XSS)

MEDIUM Published 2023-03-31 Modified 2023-04-07 Official page ↗
Aliases
CVE-2023-1776
Ecosystem
Go
Packages
github.com/mattermost/mattermost-server/v6, github.com/mattermost/mattermost-server, github.com/mattermost/mattermost-server/v5
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Reviewed
2023-04-07

Affected packages

• Go github.com/mattermost/mattermost-server/v6: >= 6.0.0, < 7.1.6 → fixed in 7.1.6 • Go github.com/mattermost/mattermost-server: >= 7.7.0, < 7.7.2 → fixed in 7.7.2 • Go github.com/mattermost/mattermost-server: >= 7.1.0, < 7.1.6 → fixed in 7.1.6 • Go github.com/mattermost/mattermost-server: >= 7.8.0, < 7.8.1 → fixed in 7.8.1 • Go github.com/mattermost/mattermost-server/v5: >= 5.0.0, < 7.1.6 → fixed in 7.1.6 • Go github.com/mattermost/mattermost-server/v6: >= 3.3.0, < 7.1.6 → fixed in 7.1.6

Description

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: MMSA-2023-00139

Related

Alias · CVE (1)

  • CVE-2023-1776 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… vulnerability

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References