Description
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.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
Vendor Solution
Update Mattermost to version v7.1.9, v7.8.4, v7.9.3, v7.10, or higher.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2023-34261 | 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 | Providers |
|---|---|
| https://mattermost.com/security-updates/ |
|
History
Fri, 06 Dec 2024 23:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Status: PUBLISHED
Assigner: Mattermost
Published:
Updated: 2024-12-06T23:04:02.110Z
Reserved: 2023-05-19T09:34:03.996Z
Link: CVE-2023-2808
Updated: 2024-08-02T06:33:05.597Z
Status : Modified
Published: 2023-05-29T10:15:10.083
Modified: 2024-11-21T07:59:19.863
Link: CVE-2023-2808
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD