CSRF in Cotonti
CVE-2026-101093
Cotonti through 1.0.0 contains a cross-site request forgery vulnerability in admin.users.php that allows attackers to delete user groups without token verification. Attackers can craft malicious links or pages that trick authenticated administrators into deleting custom groups and their associated permissions by riding the administrator's session.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/Cotonti/Cotonti (product)
- github.com/Cotonti/Cotonti/blob/1.0.0/system/admin/admin.users.php (technical-description)
- github.com/Cotonti/Cotonti/issues/1907 (issue-tracking)
- github.com/Cotonti/Cotonti/pull/1908 (issue-tracking, patch)
- www.vulncheck.com/advisories/cotonti-through-1.0.0-cross-site-request-forgery-v… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-101093?
- CVE-2026-101093 is a medium-severity vulnerability in Cotonti, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-09-28.
- How severe is CVE-2026-101093?
- Medium severity. CVSS v3 base score is 5.4 out of 10.