CVE-2026-73454
CVSS v3
8.1
HIGH
EPSS Score
0.4 %
exploit probability, as of 2026-09-28
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
On affected platforms running Arista EOS with gRPC Network Security Interface (gNSI) Credentialz configured, a specially crafted request can cause unintended modifications to the target account's properties. This may result in the account being assigned elevated privileges or access beyond what an administrator intended.
Technical details
- Published
- 2026-09-16
- Last Modified
- 2026-09-17
Frequently asked questions
What is CVE-2026-73454?
On affected platforms running Arista EOS with gRPC Network Security Interface (gNSI) Credentialz configured, a specially crafted request can cause unintended modifications to the target account's properties. This may result in the account being assigned elevated privileges or access beyond what an administrator intended.
Is CVE-2026-73454 actively exploited?
Active exploitation of CVE-2026-73454 has not been confirmed. Its EPSS score was 0.4% on 2026-09-28, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-73454?
CVE-2026-73454 has a CVSS v3 base score of 8.1 (HIGH severity).
Is CVE-2026-73454 affecting your environment?
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