CVE-2024-56412
5.4 · MEDIUMOverview
CVE-2024-56412 is a medium-severity vulnerability affecting phpoffice phpspreadsheet. It was published on January 3, 2025 and has a CVSS 3.1 base score of 5.4 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
PhpSpreadsheet is a PHP library for reading and writing spreadsheet files. Versions prior to 3.7.0, 2.3.5, 2.1.6, and 1.29.7 are vulnerable to bypass of the cross-site scripting sanitizer using the javascript protocol and special characters. An attacker can use special characters, so that the library processes the javascript protocol with special characters and generates an HTML link. Versions 3.7.0, 2.3.5, 2.1.6, and 1.29.7 contain a patch for the issue.
Remediation
Check the references section for vendor advisories and patches from phpoffice. Update phpspreadsheet 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 |
|---|---|---|---|
| phpoffice | phpspreadsheet | >= 0, < 1.29.7 | Affected |
Frequently Asked Questions
What is CVE-2024-56412?
CVE-2024-56412 is a medium-severity vulnerability affecting phpoffice phpspreadsheet. It was published on January 3, 2025 and has a CVSS 3.1 base score of 5.4 (MEDIUM).
How severe is CVE-2024-56412?
This vulnerability has a CVSS 3.1 base score of 5.4, 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-2024-56412?
Check the references section for vendor advisories and patches from phpoffice. Update phpspreadsheet 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-2024-56412?
CyberStrike's AI-powered security agents can automatically detect CVE-2024-56412 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
AI agents map your attack surface to find vulnerabilities like this one.
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