Cross-Site Scripting in grav

MEDIUM 5.4CVE-2021-3904 · GHSA-5jxc-hmqf-3f73 · Published 27/10/2021 · updated 17/06/2026

In short

CVE-2021-3904 is a MEDIUM (CVSS 5.4) vulnerability affecting getgrav/grav, grav (getgrav).
Chance of exploitation in the next 30 days (EPSS): 0.59%, higher than 48.3% of all vulnerabilities.
Fix: update to 1.7.24 or later.

Package	Affected versions	Patched versions
getgrav/grav Packagist	`< 1.7.24`	`1.7.24`
grav getgrav	`< 1.7.24`	`1.7.24`

grav prior to version 1.7.24 is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting').

NVD description

grav is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Package

Affected versions

Patched versions

Packagist

< 1.7.24

1.7.24

< 1.7.24

1.7.24

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