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CVE-2026-43504

6.5 · MEDIUM
Published May 1, 2026 prosody CWE-863

Overview

CVE-2026-43504 is a medium-severity vulnerability affecting prosody prosody. It was published on May 1, 2026 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

An issue was discovered in Prosody before 0.12.6 and 1.0.0 through 13.0.0 before 13.0.5, when mod_proxy65 is enabled. Because mod_proxy65 mishandles access control in a paused scenario, relaying of unauthenticated traffic can occur.

Remediation

Check the references section for vendor advisories and patches from prosody. Update prosody to the latest patched version. 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.

Affected Products

Vendor Product Versions Status
prosody prosody >= 0, < 0.12.6 Affected

Frequently Asked Questions

What is CVE-2026-43504?

CVE-2026-43504 is a medium-severity vulnerability affecting prosody prosody. It was published on May 1, 2026 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-43504?

This vulnerability has a CVSS 3.1 base score of 6.5, 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-2026-43504?

Check the references section for vendor advisories and patches from prosody. Update prosody to the latest patched version. 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-2026-43504?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-43504 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.

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