CVE-2025-5088 Arista CloudVision Exchange (CVX) Cluster Privilege Escalation via MCS Redis Session
An attacker with network access and Redis credentials can escalate privileges to root on all CloudVision eXchange cluster servers.
- 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-2025-5088?
CVE-2025-5088 is a high-severity vulnerability in Arista Networks EOS / CloudVision eXchange (CVX), published on 5 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
An authenticated Redis session could be used to obtain full root access to all servers in the CVX cluster. Note that this would require an attacker to have both network access to the Redis service on a CVX server and the Redis password. Please note that all Redis communication, including authentication, occurs over plaintext in the present day. TLS support is tracked under RFE1294850.
Weakness: CWE-269
Which versions are affected by CVE-2025-5088?
How do I fix CVE-2025-5088?
No fix has been published for CVE-2025-5088 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-5088 being exploited?
There is no known exploitation of CVE-2025-5088 in the wild and no public exploit code.
Sources
Also known as GHSA-6vg3-4m6v-gqxx.