CVE-2026-93871
Medium
Description
Cotonti through 1.0.0 fails to validate redirect destinations in page bodies prefixed with redir:, allowing authenticated users with page creation or edit permissions to store redirects to arbitrary external hosts. Attackers can craft pages on trusted domains that redirect visitors to malicious sites for phishing attacks without administrative privileges.
SeverityMedium
CVSS5.4
Exploit probability—
Product
Cotonti
PublishedSep 18, 2026
First seenSep 18, 2026
Weakness typeCWE-601Open redirect
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Cotonti Cotonti | v ≤ 1.0.0 | — |
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