Vulnerability · Published Sep 16, 2026 · Assigned by Arista
CVE-2026-73457Under certain circumstances, the gNPSI client credentials might be logged in clear text, in local or remote accounting logs to authenticated users.
Medium 5.3
In plain English
A medium-severity sensitive data in logs in EOS from Arista Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.3%top 75.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Under certain circumstances on affected platforms running Arista EOS with gRPC Network Packet Sampling Interface (gNPSI) enabled, the gNPSI client credentials might be logged in clear text in local or remote accounting logs to authenticated users.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Arista Networks | EOS | 4.36.0 – through 4.36.1F4.35.0 – through 4.35.5M4.34.2F – through 4.34.7M |
Weakness: CWE-532 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N