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CVE-2026-48243

5.3 · MEDIUM
Published May 21, 2026 CWE-798 EPSS 0.22% (13th pctl)

Overview

CVE-2026-48243 is a medium-severity vulnerability. It was published on May 21, 2026 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

Open ISES Tickets before 3.44.2 embeds a hardcoded WhitePages reverse-phone API key in wp1.php that is committed to the public source repository. Any actor with read access to the source tree can extract the key and use it to make third-party API calls billed to or rate-limited against the original owner's WhitePages account.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Frequently Asked Questions

What is CVE-2026-48243?

CVE-2026-48243 is a medium-severity vulnerability. It was published on May 21, 2026 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2026-48243?

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-48243?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-48243?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-48243 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.