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CVE-2026-70596

4.3 · MEDIUM

Ghost is a Node.js content management system.

Published Aug 5, 2026CWE-79EPSS 0.32%

Overview

CVE-2026-70596 is a medium-severity vulnerability. It was published on August 5, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Ghost is a Node.js content management system. From 4.9.0 until 6.54.1, an input validation issue allowed any staff user to create a post with content in feature_image_caption that could be used to hijack another staff user's Ghost Admin session, resulting in privilege escalation. This issue is fixed in 6.54.1.

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

GitHubgithub.com/TryGhost/Ghost/commit/a8bea3a4ceec4c852b880f4885119453c3d8588eGitHubgithub.com/TryGhost/Ghost/pull/29635GitHubgithub.com/TryGhost/Ghost/releases/tag/v6.54.1GitHubgithub.com/TryGhost/Ghost/security/advisories/GHSA-pr22-p9rp-2cqv

How CyberStrike helps

Frequently asked questions

What is CVE-2026-70596?

CVE-2026-70596 is a medium-severity vulnerability. It was published on August 5, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-70596?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-70596?

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-2026-70596?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-70596 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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