OpenPanel before 2.3.0 contains a cross-site scripting vulnerability in the unauthenticated favicon proxy endpoint GET /misc/favicon that allows remote attackers to execute scripts by supplying an SVG file URL. Attackers can host malicious SVG files with embedded scripts that execute in the victim's browser on the API origin, enabling same-origin credentialed requests to authenticated endpoints.

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History

Tue, 08 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 04 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Description OpenPanel before 2.3.0 contains a cross-site scripting vulnerability in the unauthenticated favicon proxy endpoint GET /misc/favicon that allows remote attackers to execute scripts by supplying an SVG file URL. Attackers can host malicious SVG files with embedded scripts that execute in the victim's browser on the API origin, enabling same-origin credentialed requests to authenticated endpoints.
Title OpenPanel Unauthenticated XSS via SVG Favicon Proxy
First Time appeared Openpanel
Openpanel openpanel
Weaknesses CWE-79
CPEs cpe:2.3:a:openpanel:openpanel:*:*:*:*:*:*:*:*
Vendors & Products Openpanel
Openpanel openpanel
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N'}

cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-08T16:31:21.303Z

Reserved: 2026-09-04T11:01:47.585Z

Link: CVE-2026-85613

cve-icon Vulnrichment

Updated: 2026-09-08T16:30:29.882Z

cve-icon NVD

Status : Deferred

Published: 2026-09-04T12:17:24.863

Modified: 2026-09-08T20:18:59.270

Link: CVE-2026-85613

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-07T08:15:14Z

Weaknesses