CVE-2026-73457

Under certain circumstances, the gNPSI client credentials might be logged in clear text, in local or remote accounting logs to authenticated users.

MEDIUM
5.3
CVSS Score
Published: September 16, 2026 at 06:57 PM UTC
Updated: September 17, 2026 at 07:16 PM UTC
1 product affected across 1 vendorArista EOS

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

4.34.2F ≤ v ≤ 4.34.7M4.35.0 ≤ v ≤ 4.35.5M4.36.0 ≤ v ≤ 4.36.1F4.34.2F4.35.04.36.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMArista
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-532

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