CVE-2026-42611

8.9 HIGH
Published: May 11, 2026 Modified: May 12, 2026
View on NVD

Description

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a low-privileged (with the ability to create a page) user can cause XSS with the injection of svg element. The XSS can further be escalated to dump the entire system information available under /admin/config/info whenever a Super Admin visits the page; which can further be chained with the use of admin-nonce to do a complete server compromise (RCE). This vulnerability is fixed in 2.0.0-beta.2.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/getgrav/grav/security/advisories/GHSA-w8cg-7jcj-4vv2
Source: security-advisories@github.com
Exploit Patch Vendor Advisory
https://github.com/getgrav/grav/security/advisories/GHSA-w8cg-7jcj-4vv2
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit Patch Vendor Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.9 / 10.0
EPSS (Exploit Probability)
0.3%
22th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

getgrav