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Material for MkDocs: DOM XSS in search suggestions via query parameter

Moderate severity GitHub Reviewed Published Jul 17, 2026 in squidfunk/mkdocs-material • Updated Sep 3, 2026

Package

pip mkdocs-material (pip)

Affected versions

>= 7.2.0, < 9.7.7

Patched versions

9.7.7

Description

Impact

Material for MkDocs 7.2.0 through 9.7.6 contains a DOM-based cross-site scripting vulnerability in the optional search.suggest feature. A crafted q URL parameter could execute JavaScript in the documentation site's origin after user interaction.

Patches

The issue is fixed in Material for MkDocs 9.7.7. Users should upgrade to 9.7.7 or later.

Workarounds

Sites unable to upgrade should disable the search.suggest feature.

References

@squidfunk squidfunk published to squidfunk/mkdocs-material Jul 17, 2026
Published by the National Vulnerability Database Aug 12, 2026
Published to the GitHub Advisory Database Sep 3, 2026
Reviewed Sep 3, 2026
Last updated Sep 3, 2026

Severity

Moderate

CVSS overall score

This score calculates overall vulnerability severity from 0 to 10 and is based on the Common Vulnerability Scoring System (CVSS).
/ 10

CVSS v3 base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

CVSS v3 base metrics

Attack vector: More severe the more the remote (logically and physically) an attacker can be in order to exploit the vulnerability.
Attack complexity: More severe for the least complex attacks.
Privileges required: More severe if no privileges are required.
User interaction: More severe when no user interaction is required.
Scope: More severe when a scope change occurs, e.g. one vulnerable component impacts resources in components beyond its security scope.
Confidentiality: More severe when loss of data confidentiality is highest, measuring the level of data access available to an unauthorized user.
Integrity: More severe when loss of data integrity is the highest, measuring the consequence of data modification possible by an unauthorized user.
Availability: More severe when the loss of impacted component availability is highest.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(8th percentile)

Weaknesses

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Learn more on MITRE.

CVE ID

CVE-2026-73295

GHSA ID

GHSA-xvg9-69gf-fjrf

Source code

Credits

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