Vulnerability in Frappe
CVE-2026-111388
Frappe Framework before 15.120.0 and 16.x before 16.33.0 does not enforce the per-user restrict_ip allowlist for non-session authentication methods, including API key, OAuth, and header-based authentication. Attackers holding valid credentials of these types can authenticate from IP addresses outside the allowlist, defeating the configured network-based access restrictions.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/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-h9jq-7pgf-hw8q (vendor-advisory)
- www.vulncheck.com/advisories/frappe-before-16.33.0-restrict-ip-allowlist-bypass… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111388?
- CVE-2026-111388 is a medium-severity vulnerability in Frappe, classified under Improper Access Control. CVSS score: 5.4/10. Published 2026-10-16.
- How severe is CVE-2026-111388?
- Medium severity. CVSS v3 base score is 5.4 out of 10.