CVE-2026-2380 Security Advisory 0168
Sensitive credentials and configuration data may be unintentionally logged on Arista EOS devices using OpenConfig services, exposing them to local or remote attackers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-2380?
CVE-2026-2380 is a medium-severity vulnerability in Arista Networks EOS, published on 16 Sep 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
On affected platforms running Arista EOS with OpenConfig-related services (i.e., gNMI, gNSI, RESTCONF and NETCONF), sensitive requests and responses may be unintentionally logged. These may be stored on the local EOS device or recorded on remote accounting servers. Note that gRPC-based streaming via Streaming Telemetry Agent to CloudVision is not affected by this vulnerability.
Examples of sensitive information include: - Sensitive CLI commands (e.g., "username bob secret myPass") - Sensitive OpenConfig YANG leafs (e.g., "system/aaa/global/tacacs/config/secret-key")
This issue was discovered internally by Arista, and the company is not aware of any malicious exploitation of this vulnerability in customer networks.
Weakness: CWE-256
Which versions are affected by CVE-2026-2380?
How do I fix CVE-2026-2380?
No fix has been published for CVE-2026-2380 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-2380 being exploited?
There is no known exploitation of CVE-2026-2380 in the wild and no public exploit code.
Sources
Also known as GHSA-8wh7-8xq3-25wg.