CISA Flags Craft CMS Vulnerability CVE-2025-23209 Amid Active Attacks

Ankit Agarwal
Ankit Agarwal

Head of Marketing

 
February 21, 2025
2 min read

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added the high-severity security flaw CVE-2025-23209 to its Known Exploited Vulnerabilities (KEV) catalog due to evidence of active exploitation. This vulnerability affects Craft CMS versions 4 and 5, with a CVSS score of 8.1. It was addressed by the project maintainers in late December 2024, in versions 4.13.8 and 5.5.8. Craft CMS Vulnerability

Image courtesy of The Hacker News CISA stated, "Craft CMS contains a code injection vulnerability that allows for remote code execution as vulnerable versions have compromised user security keys." The affected versions include:

  • = 5.0.0-RC1 and < 5.5.5

  • = 4.0.0-RC1 and < 4.13.8

Organizations should review the CISA alert and apply patches by March 13, 2025. Craft CMS has also provided a GitHub advisory detailing mitigations, including the rotation of security keys if an update is not feasible.

Known Exploited Vulnerabilities Catalog

CISA maintains the authoritative source of vulnerabilities exploited in the wild to help organizations manage vulnerabilities effectively. The KEV catalog serves as a critical input to vulnerability management frameworks. Organizations can access the KEV catalog for insights on vulnerabilities like CVE-2025-23209. The catalog is available in multiple formats, including CSV and JSON. CVE-2025-23209 specifically indicates that Craft CMS has a code injection vulnerability, which allows remote code execution. It is critical for organizations to apply necessary mitigations as outlined by CISA and the National Vulnerability Database.

Cybersecurity Marketing and Content Automation

GrackerAI offers a unique solution for cybersecurity marketing, providing tools that enable organizations to transform security news into strategic content opportunities. This is particularly relevant in light of vulnerabilities like CVE-2025-23209, where timely and accurate information is crucial for decision-makers in cybersecurity. With GrackerAI, marketing teams can identify emerging trends, monitor threats, and create relevant content that resonates with cybersecurity professionals. The platform automates insight generation from industry developments, ensuring that marketing efforts are aligned with current threats and vulnerabilities. For those interested in enhancing their cybersecurity marketing strategies, GrackerAI's services can be explored further at GrackerAI. Organizations should take immediate action to address vulnerabilities like CVE-2025-23209 and consider GrackerAI for their cybersecurity content automation needs.

Ankit Agarwal
Ankit Agarwal

Head of Marketing

 

Ankit Agarwal is a growth and content strategy professional specializing in SEO-driven and AI-discoverable content for B2B SaaS and cybersecurity companies. He focuses on building editorial and programmatic content systems that help brands rank for high-intent search queries and appear in AI-generated answers. At Gracker, his work combines SEO fundamentals with AEO, GEO, and AI visibility principles to support long-term authority, trust, and organic growth in technical markets.

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