mkdocs-include-markdown-plugin susceptible to unvalidated input colliding with substitution placeholders

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-59940
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-09-29 23:15:31 UTC
Updated2026-10-09 09:10:00 UTC
Descriptionmkdocs-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.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

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

EPSS: 0.003410000 probability, percentile 0.256700000 (date 2026-10-11)

Problem Types: CWE-20 | CWE-20 CWE-20: Improper Input Validation

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
3.1CNADECLARED6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Mondeja Mkdocs-include-markdown-plugin affected < 7.1.8 Not specified

References

ReferenceSourceLinkTags
github.com/mondeja/mkdocs-include-markdown-plugin/security/advisories/GH... [email protected] github.com
github.com/mondeja/mkdocs-include-markdown-plugin/issues/274 [email protected] github.com
github.com/mondeja/mkdocs-include-markdown-plugin/pull/277 [email protected] github.com
github.com/mondeja/mkdocs-include-markdown-plugin/commit/7466d67aa0de8ff... [email protected] github.com
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