CVE-2026-56701
CWE-611Published: June 23, 2026· Updated: Jun 23, 2026
Official 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.
Technical Analysis
CVE-2026-56701 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (3)
Quick Facts
Related CVEs (CWE-611)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-56701 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts