CVE-2026-109629

MEDIUM 4.3

Frappe ERPNext before 15.121.3 Missing Authorization in Transactional Email Endpoint

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

Frappe ERPNext before 15.121.3 and 16.x before 16.35.0 contains a missing authorization vulnerability in an endpoint that sends transactional email through the site's configured outgoing account without checking the caller's authorization. Any authenticated user can supply arbitrary recipient lists and message content to send attacker-controlled messages carrying the organisation's sending identity.

CWE	CWE-862
Vendor	frappe
Product	erpnext
Published	Oct 12, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

frappe / erpnext

0 < 15.121.3 16.0.0-beta.1 < 16.35.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/frappe/erpnext/security/advisories/GHSA-7j2w-hg27-8g3q vulncheck.com: https://www.vulncheck.com/advisories/frappe-erpnext-before-15.121.3-missing-authorization-in-transactional-email-endpoint

Credits

🔍 joostgrunwald diptanilsaha