CVE-2026-56701

HIGH EPSS 14.1%

Published Jun 23, 20261w ago · Modified Jun 23, 20261w ago

7.1 CVSS 4.0

High

Published Jun 23, 2026 1w ago

Last Modified Jun 23, 2026 1w ago

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.

CVSS Details

Base Score

7.1

Exploitability

—

Impact

—

Vector string

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

14.1% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-611

References 2

github.com https://github.com/getgrav/grav/security/advisories/GHSA-3446-6mgw-f79p
vulncheck.com https://www.vulncheck.com/advisories/grav-xml-external-entity-injection-via-svg-upload

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.