CVE-2026-29924
Received Received - Intake

XXE Vulnerability in Grav CMS SVG Upload Enables Data Exposure

Publication date: 2026-03-30

Last updated on: 2026-04-06

Assigner: MITRE

Description
Grav CMS v1.7.x and before is vulnerable to XML External Entity (XXE) through the SVG file upload functionality in the admin panel and File Manager plugin.

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Meta Information

Published
2026-03-30
Last Modified
2026-04-06
Generated
2026-07-06
AI Q&A
2026-03-30
EPSS Evaluated
2026-07-05
NVD
CVE-2026-29924
EUVD
EUVD-2026-17148

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
getgrav grav to 1.8.0 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-611 The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

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Executive Summary

Grav CMS version 1.7.x and earlier contains a vulnerability known as XML External Entity (XXE) that can be exploited through the SVG file upload feature available in the admin panel and the File Manager plugin.

Impact Analysis

This vulnerability allows an attacker to exploit XML External Entity (XXE) processing through the SVG file upload functionality in the admin panel and File Manager plugin of Grav CMS v1.7.x and earlier.

The impact includes potential unauthorized disclosure of sensitive information (high confidentiality impact), partial modification of data (low integrity impact), and partial disruption of service (low availability impact).

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