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CVE-2026-13590

5.6 · MEDIUM
Published Jun 29, 2026 CWE-119 EPSS 0.58% (46th pctl)

Overview

CVE-2026-13590 is a medium-severity vulnerability. It was published on June 29, 2026 and has a CVSS 3.1 base score of 5.6 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.6, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

A security flaw has been discovered in seladb PcapPlusPlus 25.05. This impacts the function pcpp::ModbusLayer::getLength in the library Packet++/header/ModbusLayer.h of the component Modbus Protocol Handler. The manipulation of the argument length results in heap-based buffer overflow. The attack can be launched remotely. A high complexity level is associated with this attack. The exploitability is said to be difficult. The exploit has been released to the public and may be used for attacks. The patch is identified as 4c90c3e3418a2b09dc82b7ca5775e9c1e22fe454. Applying a patch is advised to resolve this issue.

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-2026-13590?

CVE-2026-13590 is a medium-severity vulnerability. It was published on June 29, 2026 and has a CVSS 3.1 base score of 5.6 (MEDIUM).

How severe is CVE-2026-13590?

This vulnerability has a CVSS 3.1 base score of 5.6, 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-2026-13590?

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-2026-13590?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-13590 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.