How severe is CVE-2026-25624?

CVE-2026-25624 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2026-25624 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25624?

CVE-2026-25624 affects Arista Ng Firewall. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-25624?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-25624 have an EU (EUVD) identifier?

Yes. CVE-2026-25624 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34911.

When was CVE-2026-25624 published?

CVE-2026-25624 was published on 2026-06-05 and last updated on 2026-06-17.

CVE-2026-25624

CVE-2026-25624 is a medium-severity vulnerability in Arista Ng Firewall with a CVSS 3.x base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
CVSS v4: 5.8
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34911
Weakness: CWE-79
Affected product: Arista Ng Firewall
Published: 2026-06-05
Last modified: 2026-06-17

Description

An administrative cross-site scripting (XSS) vulnerability exists in the web user interface dashboard layout of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). Unvalidated user-supplied variables are echoed back to administrative profiles, facilitating vector payload processing behavior controls.

Frequently asked questions

What is CVE-2026-25624?: An administrative cross-site scripting (XSS) vulnerability exists in the web user interface dashboard layout of Arista Edge Threat Management - Arista Next Generation Firewall (NGFW). Unvalidated user-supplied variables are echoed back to administrative profiles, facilitating vector payload processing behavior controls.
How severe is CVE-2026-25624?: CVE-2026-25624 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2026-25624 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25624?: CVE-2026-25624 affects Arista Ng Firewall. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-25624?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-25624 have an EU (EUVD) identifier?: Yes. CVE-2026-25624 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34911.
When was CVE-2026-25624 published?: CVE-2026-25624 was published on 2026-06-05 and last updated on 2026-06-17.

References

https://www.arista.com/en/support/advisories-notices/security-advisory/23399-security-advisory-0133

Affected products (1)

cpe:2.3:a:arista:ng_firewall:*:*:*:*:*:*:*:*

More vulnerabilities in Arista Ng Firewall

CVE-2025-2767 — Critical (CVSS 9.6): Arista NG Firewall User-Agent Cross-Site Scripting Remote Code Execution Vulnerability. This vulnerability allows…
CVE-2024-9188 — High (CVSS 8.8): Specially constructed queries cause cross platform scripting leaking administrator tokens
CVE-2024-12829 — High (CVSS 8.8): Arista NG Firewall ExecManagerImpl Command Injection Remote Code Execution Vulnerability. This vulnerability allows…
CVE-2024-27889 — High (CVSS 8.8): Multiple SQL Injection vulnerabilities exist in the reporting application of the Arista Edge Threat Management - Arista…
CVE-2024-9134 — High (CVSS 8.3): Multiple SQL Injection vulnerabilities exist in the reporting application. A user with advanced report application…
CVE-2024-47519 — High (CVSS 8.3): Backup uploads to ETM subject to man-in-the-middle interception

All CVEs affecting Arista Ng Firewall →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →