Vulnerability · Published Sep 4, 2026 · Assigned by VulnCheck

CVE-2026-85614OpenPanel API before 2.3.0 Unauthenticated SSRF via site-checker

High 8.6

In plain English

A high-severity server-side request forgery in openpanel from Openpanel-dev. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)8.6High

Exploit odds (30 days)0.3%top 81.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Openpanel-dev	openpanel	0 – before 2.3.0

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

References

GitHub Security Advisory (GHSA-gqcr-xgfj-pq29) vendor-advisory
VulnCheck Advisory: OpenPanel API before 2.3.0 Unauthenticated SSRF via site-checker third-party-advisory