CVE-2026-9587 Authenticated Local File Inclusion (LFI) in Switchvox SMB Web Portal
An authenticated attacker can read arbitrary files on the server via path traversal in the Switchvox SMB Web Portal.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-9587?
CVE-2026-9587 is a high-severity path traversal vulnerability in Sangoma Switchvox SMB Edition, published on 17 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An authenticated local file inclusion vulnerability exists in Sangoma Switchvox SMB Edition 8.3 (104997). The play_file functionality accepts user-controlled input through the sound_path parameter and fails to properly validate file paths before accessing the underlying filesystem. By supplying absolute paths, an authenticated attacker can retrieve files outside the intended directory scope.
Weakness: CWE-73
Which versions are affected by CVE-2026-9587?
How do I fix CVE-2026-9587?
No fix has been published for CVE-2026-9587 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-9587 being exploited?
There is no known exploitation of CVE-2026-9587 in the wild and no public exploit code.
Sources
Also known as GHSA-25gv-rxp9-h9pc.