CVE-2023-2808

Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.
References
Link Resource
https://mattermost.com/security-updates/ Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*

History

05 Jun 2023, 16:33

Type Values Removed Values Added
First Time Mattermost
Mattermost mattermost
CPE cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
References (MISC) https://mattermost.com/security-updates/ - (MISC) https://mattermost.com/security-updates/ - Vendor Advisory
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 5.3
CWE NVD-CWE-noinfo

29 May 2023, 10:15

Type Values Removed Values Added
New CVE

Information

Published : 2023-05-29 10:15

Updated : 2024-02-28 20:13


NVD link : CVE-2023-2808

Mitre link : CVE-2023-2808

CVE.ORG link : CVE-2023-2808


JSON object : View

Products Affected

mattermost

  • mattermost
CWE
NVD-CWE-noinfo CWE-20

Improper Input Validation