CVE-2025-59940: Input Validation Flaw (CVSS 6.5)

Description

mkdocs-include-markdown-plugin is an Mkdocs Markdown includer plugin. In versions 7.1.7 and below, there is a vulnerability where unvalidated input can collide with substitution placeholders. This issue is fixed in version 7.1.8.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Weakness Type (CWE)

CWE-20 Improper Input Validation

References

Other References

https://github.com/mondeja/mkdocs-include-markdown-plugin/commit/7466d67aa0de8ffbc427204ad2475fed07678915 https://github.com/mondeja/mkdocs-include-markdown-plugin/issues/274 https://github.com/mondeja/mkdocs-include-markdown-plugin/pull/277 https://github.com/mondeja/mkdocs-include-markdown-plugin/security/advisories/GHSA-v39m-5m9j-m9w9

Frequently Asked Questions

What is CVE-2025-59940? +

mkdocs-include-markdown-plugin is an Mkdocs Markdown includer plugin. In versions 7.1.7 and below, there is a vulnerability where unvalidated input can collide with substitution placeholders. This issue is fixed in version 7.1.8. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-59940? +

CVE-2025-59940 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-59940? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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