CVE-2026-102155 Security Advisory 0190
Authenticated attackers can exploit an XXE vulnerability in Arista CloudVision CUE to disclose local files and cause partial denial of service.
- 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-2026-102155?
CVE-2026-102155 is a high-severity vulnerability in Arista Networks CloudVision CUE, published on 6 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An XML External Entity (XXE) injection vulnerability in the WiFi-server Spectralight application allows any authenticated user to send malicious requests, leading to arbitrary local file disclosure and partial denial of service.
Weakness: CWE-611
Which versions are affected by CVE-2026-102155?
How do I fix CVE-2026-102155?
No fix has been published for CVE-2026-102155 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-102155 being exploited?
There is no known exploitation of CVE-2026-102155 in the wild and no public exploit code.
Sources
Also known as GHSA-2chx-rmhw-wgr5.