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CVE-2026-54004

Published Jul 9, 2026 CWE-862 EPSS 0.50% (41th pctl)

Overview

CVE-2026-54004 is a known-severity vulnerability. It was published on July 9, 2026.

Technical Description

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites with content.fileRedirects enabled could redirect unauthenticated clean file URL requests for files stored in top-level draft pages to physical media URLs without checking page access permissions or preview tokens, leading to disclosure of draft file contents. This issue is fixed in versions 4.9.4 and 5.4.4.

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.

References

GitHub github.com/getkirby/kirby/commit/5b9a0ed587575e39156d37fa42ca7f6c73e121f7 GitHub github.com/getkirby/kirby/commit/bc721080cd8dd4dcb7fc20b3fd0460ee8d0603b0 GitHub github.com/getkirby/kirby/releases/tag/4.9.4 GitHub github.com/getkirby/kirby/releases/tag/5.4.4 GitHub github.com/getkirby/kirby/security/advisories/GHSA-89cp-7p28-jffg

Frequently Asked Questions

What is CVE-2026-54004?

CVE-2026-54004 is a known-severity vulnerability. It was published on July 9, 2026.

How severe is CVE-2026-54004?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2026-54004?

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-2026-54004?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-54004 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.

How CyberStrike Helps

Autonomous Discovery

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Continuous Pentesting

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Code Review

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HackBrowser

Browser-based exploitation validates findings with real proof-of-concept.
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