Auth bypass in Frappe
CVE-2026-109600
Frappe Framework before 15.118.0 and 16.x before 16.31.0 does not check whether a user account is disabled before sending Document Follow email notifications. A disabled user who previously followed documents continues to receive email updates about activity on those documents after their access should have been revoked.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
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/frappe/frappe/security/advisories/GHSA-55m4-gj6h-q6rc (vendor-advisory)
- www.vulncheck.com/advisories/frappe-before-16.31.0-improper-access-control-in-d… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-109600?
- CVE-2026-109600 is a medium-severity vulnerability in Frappe, classified under Missing Authorization. CVSS score: 5.3/10. Published 2026-10-12.
- How severe is CVE-2026-109600?
- Medium severity. CVSS v3 base score is 5.3 out of 10.