CVE-2026-102257 Path traversal in SMA1000
Attackers can achieve remote code execution on SonicWall SMA1000 appliances via a Zip Slip vulnerability in the management console.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-102257?
CVE-2026-102257 is a high-severity path traversal vulnerability in SonicWall SMA1000, published on 7 Oct 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A Zip Slip vulnerability in the in the SMA1000 Appliance Management Console (AMC) interface allows an attacker to extract files outside the intended destination directory using a specially crafted archive, resulting in remote code execution.
Weakness: CWE-22
Which versions are affected by CVE-2026-102257?
How do I fix CVE-2026-102257?
No fix has been published for CVE-2026-102257 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-2026-102257 being exploited?
There is no known exploitation of CVE-2026-102257 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-5vfm-g74w-hp7p.