Vulnerability · Published Oct 12, 2026 · Assigned by VulnCheck

CVE-2026-109629Frappe ERPNext before 15.121.3 Missing Authorization in Transactional Email Endpoint

Medium 4.3

In plain English

A medium-severity missing authorization in erpnext from frappe. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.2%top 91.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
frappe	erpnext	0 – before 15.121.316.0.0-beta.1 – before 16.35.0

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References

GitHub Security Advisory (GHSA-7j2w-hg27-8g3q) vendor-advisory
VulnCheck Advisory: Frappe ERPNext before 15.121.3 Missing Authorization in Transactional Email Endpoint third-party-advisory