PT-2026-52606 · Grav · Grav

Shrubberyrubbery · Published 2026-06-25 · Updated 2026-06-25 · CVE-2020-37256

NVD

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Grav before 1.6.30 contains a cross-site scripting vulnerability in the Admin plugin page editor default security configuration. Privileged users with page editing capabilities can inject malicious scripts to execute arbitrary code and install malicious plugins for system access.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-37256

Affected Products

Grav

References · 3

• https://github.com/getgrav/grav/security/advisories/GHSA-cvmr-6428-87w9 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-37256 · Security Note
• https://vulncheck.com/advisories/grav-cross-site-scripting-in-admin-plugin-page-editor · Note