CVE-2026-93873

MEDIUM 4.3

Cotonti through 1.0.0 Cross-Site Request Forgery in the Contact Plugin

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

Cotonti through 1.0.0 fails to validate anti-CSRF tokens in the contact plugin submission handler, allowing attackers to forge messages. Attackers can auto-submit contact forms from attacker-controlled pages to send forged messages attributed to authenticated victims to the administrator inbox.

CWE	CWE-352
Vendor	cotonti
Product	cotonti
Published	Sep 18, 2026
Last Updated	Sep 18, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

Cotonti / Cotonti

0 ≤ 1.0.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/Cotonti/Cotonti/issues/1895 github.com: https://github.com/Cotonti/Cotonti/pull/1903 github.com: https://github.com/Cotonti/Cotonti/blob/1.0.0/plugins/contact/contact.php github.com: https://github.com/Cotonti/Cotonti vulncheck.com: https://www.vulncheck.com/advisories/cotonti-through-1.0.0-cross-site-request-forgery-in-the-contact-plugin

Credits

🔍 Harsh Raj Singhania