Arista Edge Threat Management up to 17.4.0 Web User Interface cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.0$0-$5k2.35

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Arista Edge Threat Management up to 17.4.0. The impacted element is an unknown function of the component Web User Interface. This manipulation causes cross site scripting. This vulnerability appears as CVE-2026-25624. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in Arista Edge Threat Management up to 17.4.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Web User Interface. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

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.

The weakness was presented by Jon Williams and Ronan Kervella. The advisory is shared at arista.com. This vulnerability is known as CVE-2026-25624 since 02/03/2026. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are necessary for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 4.0

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.7
CNA Vector (Arista): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/03/2026 CVE reserved
06/05/2026 +122 days VulDB entry created
06/06/2026 +0 days Advisory disclosed
06/06/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: arista.com
Researcher: Jon Williams, Ronan Kervella
Status: Confirmed

CVE: CVE-2026-25624 (🔒)
GCVE (CVE): GCVE-0-2026-25624
GCVE (VulDB): GCVE-100-369013

Entryinfo

Created: 06/06/2026 00:10
Changes: 06/06/2026 00:10 (75)
Complete: 🔍
Cache ID: 216::103

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