OpenPanel before 2.3.0 contains an unauthenticated server-side request forgery vulnerability in the GET /tools/site-checker endpoint that accepts a fully client-controlled URL parameter with no private IP filtering or DNS-rebinding protection. Attackers can make the OpenPanel server issue requests to internal services, localhost, and cloud metadata endpoints, reading internal HTTP response titles, headers, status codes, and SSL certificate information.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact High

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Openpanel-dev openpanel unaffected
Version Status Constraints
0 affected < 2.3.0
2.3.0 unaffected —

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Project Subscriptions

Vendors Products
Openpanel Subscribe
Openpanel Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-gqcr-xgfj-pq29 cve-icon
https://www.vulncheck.com/advisories/openpanel-api-before-2.3.0-unauthenticated-ssrf-via-site-checker cve-icon
History

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

Type Values Removed Values Added
Description OpenPanel before 2.3.0 contains an unauthenticated server-side request forgery vulnerability in the GET /tools/site-checker endpoint that accepts a fully client-controlled URL parameter with no private IP filtering or DNS-rebinding protection. Attackers can make the OpenPanel server issue requests to internal services, localhost, and cloud metadata endpoints, reading internal HTTP response titles, headers, status codes, and SSL certificate information.
Title OpenPanel API before 2.3.0 Unauthenticated SSRF via site-checker
First Time appeared Openpanel
Openpanel openpanel
Weaknesses CWE-918
CPEs cpe:2.3:a:openpanel:openpanel:*:*:*:*:*:*:*:*
Vendors & Products Openpanel
Openpanel openpanel
References
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-04T11:30:09.411Z

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

Link: CVE-2026-85614

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses