What’s Vulnerable › Vulnerabilities

CVE-2026-109600: Frappe before 16.31.0 Improper Access Control in Document Follow Notifications

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-12 · updated 2026-10-15
• Weakness: CWE-862

Description

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followed documents continues to receive email updates about activity on those documents after their access should have been revoked.

Affected products

• frappe: before 15.118.0; from 16.0.0-beta.1 before 16.31.0 — fixed in 15.118.0, 16.31.0

How to fix

Upgrade to a fixed version: frappe 15.118.0, 16.31.0. Check the vendor advisory for mitigations.

References

• https://github.com/frappe/frappe/security/advisories/GHSA-55m4-gj6h-q6rc
• https://www.vulncheck.com/advisories/frappe-before-16.31.0-improper-access-control-in-document-follow-notifications

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