CVE-2026-78434

A flaw has been found in Faveo Helpdesk up to 2.0.3. This impacts the function FormController::post_ticket_reply of the file app/Http/Controllers/Client/helpdesk/FormController.php of the component post-ticket-reply Endpoint. This manipulation causes missing authentication. The attack can be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v4.0

5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

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

CVSS v2.0

6.4 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:P

EPSS

0.42% chance of exploitation in the next 30 days, 35th percentile

Published

2026-08-24

Updated

2026-08-25

Proof-of-concept exploits (1)

• faveosuite/faveo-helpdesk/issues/8346

References

• CVE Record
• NVD entry

Related

• CVE-2026-78435
• CVE-2026-78430
• CVE-2026-7842
• CVE-2026-7844
• CVE-2026-78364
• CVE-2026-7845