Description
Endian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the remark parameter to /manage/ipsec/. An authenticated attacker can inject arbitrary JavaScript that is stored and executed when other users view the affected page.
Published: 2026-04-02
Score: 5.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Stored Cross‑Site Scripting
Action: Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 07 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Endian firewall Community
CPEs cpe:2.3:a:endian:firewall_community:*:*:*:*:*:*:*:*
Vendors & Products Endian firewall Community

Fri, 03 Apr 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 02 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Description Endian Firewall version 3.3.25 and prior allow stored cross-site scripting (XSS) via the remark parameter to /manage/ipsec/. An authenticated attacker can inject arbitrary JavaScript that is stored and executed when other users view the affected page.
Title Endian Firewall /manage/ipsec/ remark Stored Cross-Site Scripting
First Time appeared Endian
Endian firewall
Weaknesses CWE-79
CPEs cpe:2.3:a:endian:firewall:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:endian:firewall:2.4:*:*:*:*:*:*:*
cpe:2.3:a:endian:firewall:3.3.25:*:*:*:*:*:*:*
Vendors & Products Endian
Endian firewall
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}


Subscriptions

Endian Firewall Firewall Community
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-03T18:33:23.001Z

Reserved: 2026-03-30T20:26:18.726Z

Link: CVE-2026-34820

cve-icon Vulnrichment

Updated: 2026-04-03T18:29:08.848Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-02T15:16:50.960

Modified: 2026-04-07T14:19:11.880

Link: CVE-2026-34820

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-08T19:55:48Z

Weaknesses