CVE-2023-2808 — Lack of URL normalization allows rendering previews for disallowed domains
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 disa…
Published: 2023-05-29 · CVSS: 4.3 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7