---
id: CVE-2026-56701
title: >-
  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
summary: >-
  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 exte…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-611
vendor: Grav
product: Grav
affected:
  - Grav < 2.0.0-beta.2
patched:
  - getgrav/grav 2.0.0-beta.2
published: '2026-06-23'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T16:17:22.543'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-56701'
references:
  - url: 'https://github.com/getgrav/grav/security/advisories/GHSA-3446-6mgw-f79p'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/grav-xml-external-entity-injection-via-svg-upload
    label: disclosure@vulncheck.com
  - url: 'https://github.com/getgrav/grav/security/advisories/GHSA-3446-6mgw-f79p'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: >-
      https://github.com/getgrav/grav/commit/5a12f9be8314682c8713e569e330f11805d0a663
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-56701'
  - url: 'https://github.com/advisories/GHSA-3446-6mgw-f79p'
tags:
  - nvd
  - cve.org
  - exploit-available
  - ghsa
  - composer
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-06-23T14:35:03.732699Z'
epss: 0.00305
epssPercentile: 0.23155
aliases:
  - GHSA-3446-6mgw-f79p
ecosystem: composer
ingestedAt: '2026-09-23T21:33:13.539Z'
---

## Overview

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

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Package advisory (CVE-2026-56701)

Affected packages:

- `getgrav/grav < 2.0.0-beta.2`

Patched in:

- `getgrav/grav 2.0.0-beta.2`

Source: https://github.com/advisories/GHSA-3446-6mgw-f79p