CVE-2026-101093— Cotonti through 1.0.0 Cross-Site Request Forgery via User Group Deletion
Quick assessment
Affected
Cotonti Cotonti
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Cotonti 1.0.0 及之前的版本中，admin.users.php 存在跨站请求伪造（CSRF）漏洞，攻击者无需令牌验证即可删除用户组。攻击者可构造恶意链接或页面，欺骗已认证的管理员用户，使其在不知情的情况下删除自定义用户组及其关联的权限，该过程利用了管理员的活动会话。
Possible ATT&CK Techniques 1 AI
T1133 · External Remote Services
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I. Basic Information for CVE-2026-101093
Vulnerability Information
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Vulnerability Title
Cotonti through 1.0.0 Cross-Site Request Forgery via User Group Deletion
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-101093
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2026-101093 (1)
Vendor Pages for CVE-2026-101093 (1)
Other References for CVE-2026-101093 (3)
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https://github.com/Cotonti/Cotonti/blob/1.0.0/system/admin/admin.users.php#L136-L140 technical-description
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V. Comments for CVE-2026-101093
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