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PatchSiren cyber security CVE debrief

CVE-2026-25623 Arista Networks CVE debrief

CVE-2026-25623 is a HIGH severity vulnerability in Arista Edge Threat Management - Arista Next Generation Firewall . An input validation command execution vulnerability exists in the browser management pipeline of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). Authenticated administrators can leverage this exposure to obtain underlying terminal script code processing execution permissions.

Vendor
Arista Networks
Product
Arista Edge Threat Management - Arista Next Generation Firewall (NGFW)
CVSS
HIGH 7
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-05
Original CVE updated
2026-07-23
Advisory published
2026-06-05
Advisory updated
2026-07-23

Who should care

Users of Arista Edge Threat Management - Arista Next Generation Firewall

Technical summary

An input validation command execution vulnerability exists in the browser management pipeline of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). Authenticated administrators can leverage this exposure to obtain underlying terminal script code processing execution permissions.

Defensive priority

HIGH

Recommended defensive actions

  • Apply the mitigation or patch as recommended by the vendor: [Mitigation or vendor reference](resourceLinkAnnotations.ref-4)

Evidence notes

The CVE was published on 2026-06-05T20:17:30.980Z and modified on 2026-06-08T19:10:25.753Z.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-25623 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-25623

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-25623 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-25623

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.