CVE-2026-56701

Grav - XML External Entity Injection via SVG Upload

Published Jun 23, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that allows authenticated attackers to read arbitrary files. The application uses simplexml_load_string without disabling external entity loading, enabling attackers to inject XXE payloads via malicious SVG files to exfiltrate sensitive data.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Github GHSA Github GHSA GHSA-3446-6mgw-f79p Grav is Vulnerable to XXE via SVG Upload
History
Type Values Removed Values Added
First Time appeared Getgrav grav
Vendors & Products Getgrav grav
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Grav before 2.0.0-beta.2 contains an XML external entity injection vulnerability in SVG file upload processing that allows authenticated attackers to read arbitrary files. The application uses simplexml_load_string without disabling external entity loading, enabling attackers to inject XXE payloads via malicious SVG files to exfiltrate sensitive data.
Title Grav - XML External Entity Injection via SVG Upload
First Time appeared Getgrav
Getgrav grav-plugin-admin
Weaknesses CWE-611
CPEs cpe:2.3:a:getgrav:grav-plugin-admin:*:*:*:*:*:*:*:*
Vendors & Products Getgrav
Getgrav grav-plugin-admin
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 8, 2026, 3:23 PM
Reserved
Jun 22, 2026, 5:09 PM
Status
Deferred
Published
Jun 23, 2026, 1:16 PM
Modified
Oct 25, 2026, 11:10 PM