Medium severity · published Oct 19, 2026
CVE-2026-111939
Frappe Helpdesk before 1.26.0 Authorization Bypass via raised_by in Ticket Creation
4.6
CVSS
0.2%
EPSS
No
On KEV
Description
Frappe Helpdesk before 1.26.0 contains an authorization bypass vulnerability that allows authenticated portal users to create tickets impersonating other customers by supplying a raised_by value. Attackers can call the hd_ticket.api.new endpoint with a victim's email to plant phishing tickets in their portal and read their replies via get_ticket_activities.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HE
helpdesk · frappe
before 1.26.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-111939
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-111939
github.com
https://github.com/frappe/helpdesk/blob/v1.25.1/helpdesk/helpdesk/doctype/hd_ticket/api.py
github.com
https://github.com/frappe/helpdesk/blob/v1.25.1/helpdesk/helpdesk/doctype/hd_ticket/hd_ticket.py
github.com
https://github.com/frappe/helpdesk/commit/1186367f3616a605440e73e6a08eacbbcb9b92d9
github.com
https://github.com/frappe/helpdesk/commit/c778f533b24b1dee0c75b206979a9bc4b1be0de2
github.com
https://github.com/frappe/helpdesk/releases/tag/v1.26.0
github.com
https://github.com/frappe/helpdesk/security/advisories/GHSA-xf93-jjcj-44vm
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