PayRange API

August 25, 2026·Source: CISA

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TL;DR

View CSAF Summary Successful exploitation of this vulnerability could allow a remote, authenticated or unauthenticated attacker to disclose sensitive information, arbitrarily modify the device to cause a denial of service, or alter a devices displayed image. The following versions of PayRange API are affected: PayRange API vers:all/* CVSS Vendor Equipment Vulnerabilities

v3 8.8 PayRange PayRange API Missing Authorization

Background Critical Infrastructure Sectors: Commercial Facilities Countries/Areas Deployed: United States, Canada Company Headquarters Location: United States Vulnerabilities Expand All + CVE-2026-18965 The affected product is missing proper authorization on management endpoints, which allows verbose details of every device on the PayRange network to be publicly accessible, with or without an account. View CVE Details Affected Products PayRange API Vendor: PayRange Product Version: PayRange PayRange API: vers:all/* Product Status: known_affected Remediations Mitigation PayRange has not responded to requests to work with CISA to mitigate this vulnerability. Users of PayRange devices are invited to contact PayRange customer support at support@payrange.com for additional information. mailto:support@payrange.com Relevant CWE: CWE-862 Missing Authorization Metrics CVSS Version Base Score Base Severity Vector String

3.1 8.8 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

4.0 8.7 HIGH CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Acknowledgments Tahi Wilton Geary reported this vulnerability to CISA Legal Notice and Terms of Use This product is provided subject to this Notification (https://www.cisa.gov/notification) and this Privacy & Use policy (https://www.cisa.gov/privacy-policy). Recommended Practices CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Minimize network exposure for all control system devices and/or systems, ensuring they are not accessible f

What Happened

PayRange API, reported by CISA.

v3 8.8 PayRange PayRange API Missing Authorization

3.1 8.8 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

4.0 8.7 HIGH CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

For the full technical details, see the original report.

Why It Matters for Businesses

This development could affect organizations that rely on the impacted technologies or services. Unpatched systems, misconfigured infrastructure, or lack of monitoring can leave businesses exposed to exploitation, data breaches, and regulatory penalties.

How to Check Your Exposure

Run a free scan on NEL Professional's Cyber Risk Scanner to check whether your domain is affected. The scan covers SSL/TLS, security headers, DNS configuration, email authentication, and more across 16 modules.

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Mitigation Steps

Patch immediately, Apply vendor patches or updates as soon as they are available.
Review configurations, Check firewall rules, access controls, and security headers.
Monitor logs, Watch for indicators of compromise (IOCs) related to this threat.
Update security policies, Ensure incident response plans cover this type of threat.
Run a security scan, Use automated tools to verify your exposure.

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