CVE-2026-93871

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.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://github.com/Cotonti/Cotonti
https://github.com/Cotonti/Cotonti/blob/1.0.0/modules/page/inc/page.main.php
https://github.com/Cotonti/Cotonti/issues/1893
https://github.com/Cotonti/Cotonti/pull/1901
https://www.vulncheck.com/advisories/cotonti-through-1.0.0-stored-open-redirect-via-page-redir-prefix

Configurations

No configuration.

History

18 Sep 2026, 20:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-18 20:17

Updated : 2026-09-22 20:53

NVD link : CVE-2026-93871

Mitre link : CVE-2026-93871

CVE.ORG link : CVE-2026-93871

JSON object : View

Products Affected

No product.

CWE

CWE-601

URL Redirection to Untrusted Site ('Open Redirect')

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