Medium severity4.3NVD Advisory· Published Oct 12, 2026

CVE-2026-109675

Description

Frappe Suite before commit 2697564a9c46da6acc614743eaf9915fe5238f4f contains a broken access control vulnerability in the get_mailboxes and get_quota APIs that allows authenticated mail users to access other users' data. Attackers can supply another user's JMAP account ID to read mailbox names, message counts, automation rules with sender addresses, and storage quota usage.

Affected products

Frappe/Suiteinferred2 versions
<2697564a9c46da6acc614743eaf9915fe5238f4f+ 1 more
- (no CPE)range: <2697564a9c46da6acc614743eaf9915fe5238f4f
- (no CPE)range: < commit 2697564a9c46da6acc614743eaf9915fe5238f4f

Patches

Vulnerability mechanics

References

github.com/frappe/suite/security/advisories/GHSA-4gv8-m97c-4jmvnvd
www.vulncheck.com/advisories/frappe-suite-before-commit-2697564-broken-access-control-in-mail-mailbox-and-quota-apisnvd

News mentions

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cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000