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.
Does this matter?
Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 4.0
- 5.3 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.12% probability · 2th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-352
- Source
- disclosure@vulncheck.com
EPSS moved from 0.1% on 29 September 2026 to 0.1% on 26 October 2026.
References
- https://github.com/Cotonti/Cotonti
- https://github.com/Cotonti/Cotonti/blob/1.0.0/system/admin/admin.users.php#L136-L140
- https://github.com/Cotonti/Cotonti/issues/1907#issuecomment-5845691148
- https://github.com/Cotonti/Cotonti/pull/1908
- https://www.vulncheck.com/advisories/cotonti-through-1.0.0-cross-site-request-forgery-via-user-group-deletion
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.